National Centre for Earth Science Studies

In Peer Reviewed Journals:

1. A. Krishnakumar, D. Padmalal and V. Sobha “Is Environmental Degradation is the root cause of incidences of various communicable diseases in Kerala – A case Analysis of Thiruvananthapuram district.” Journal of Environmental Sciences and Engineering, vol. 47, 2005. No.2, p. 91-102.
2. A. Krishnakumar, V. Sobha and D. Padmalal “Status of Nutrients and Heavy metals in the recently deposited sediments of Vellayani freshwater lake, Kerala” –International Journal of Ecology, Environment and Conservation, 11(2):2005; pp.235-240.
3. A. Krishnakumar, B. Baijulal, P. Unnikrishnan and R. S. Baiju “Qualitative hydrogeochemical evaluation of two aquatic bodies of Kerala, India with special reference to Environmental management”. International Journal for Ecology, Environment and Conservation, 11(3-4), 2005; pp. 521-526.
4. A. Krishnakumar, V. Sobha and D. Padmalal, R.S. Baiju and B. Baijulal “Hydrogeochemical characterization and socio-environmental implications of Vellayani freshwater lake, Southern Kerala, India”. Journal of Eco-Chronicle, Vol. 1, No.1, 2006, pp. 35-46.
5. R. S. Baiju, V. Sobha, D. Padmalal, B. Baijulal, A. Krishnakumar and V. Njanaprakash “Environmental setting and hydrochemical characteristics of two tropical reservoirs of South India with special reference to potability”. Journal of Eco-Chronicle, Vol. 1, No.4, 2006, pp. 171-180.
6. A. Krishnakumar “Degradation and regeneration of Environment with special reference to resource extraction activities in Thiruvananthapuram district, Kerala”. Journal of APT Tunes, 2007.
7. A. Krishnakumar, Revathy Das and Saranya Puthalath (2017) Assessment of the quality of water resources in coastal urban lands of two small catchment rivers, Southwest India - International Journal of Management of Environmental Quality, Emerald, UK, Vol. 28, No. 3, 2017 pp.444-459.
8. A. Krishnakumar “River pollution due to heavy metal accumulation -a study of Karamana river flowing through the capital of Kerala state”. Journal of DEK Researcher (In Press), 2014
9. A. Krishnakumar, Saranya P. Geethu Prasad P and Rakhi C “Holocene Records of human driven geological impacts in a Ramsar wetland of India” Journal of Aquatic Procedia, Elsevier, Vol. (4)2015. pp. 373-380
10. A. Krishnakumar, Saranya P and Revathy Das (2017) Hydrogeochemistry and environmental issues of the wetlands of Kerala, Southwestern India – Wetland Science, Springer, pp. 145-161.
11. Ragi M S, A.Krishnakumar, Upendra B, Liji TM, Anoop Krishnan K and Padmalal D “Geochemistry of heavy metals and CHNS composition in the sediments of Netravathi River Basin: Insights into the Pollution Aspects". Journal of Indian Association of Sedimentologists, Vol. 34, Nos. 1&2, 2017, pp. 121-125.
12. A. Krishnakumar, Revathy Das and Dhanya T Dharan “Land cover change analysis with special reference to forests and paddy wetlands of Neyyar and Karamana River basins, Kerala, SW India using GIS and Remote sensing” – International Journal for Scientific and Research Publications, Vol. 7 (11), 2017, pp.190-197
13. A. Krishnakumar, Anoop Krishnan K and Dhanya T Dharan “River Pollution Studies in the capital city of Kerala: Emerging concerns” – Journal of ACT, Vol. 3(2), 2017, pp.38-52
14. Prijilal KG, Revathy Das, A. Krishnakumar and Dhanya T Dharan "Geospatial study of Sasthamcotta Ramsar wetland, Kerala, Southwest India, Journal of Ecochronicle, Vol.12(1), 2017, pp.13-16
15. Revathy Das, A. Krishnakumar, Prijilal KG and Dhanya T Dharan "Water quality and drinking water potential of Vellayani and Pookode lakes of Kerala, India, Journal of Ecochronicle, Vol. 12(2), 2017, pp.39-41
16. Revathy D and A. Krishnakumar "Evaluation of phytoplankton diversity and environmental implications of two lacustrine wetlands located in the midland and lowland critical zones of Kerala, India, Journal of Environmental and Social sciences, Vol. 5, 1, 2018, pp. 01-03.
17. Saranya P, A. Krishnakumar, Sudhirkumar and K. Anoop Krishnan “Isotopic studies on the effect of reservoirs and droughts in water cycle dyanmics in the tropical Periyar river basin draining the slopes of Western Ghats”. Journal of Hydrology, Elsevier, (2019)
18. Asok K Srivasthava, Neelam Khandwal, A. Krishnakumar and Anoop Krishnan, K “Clay minerals from the Lameta formations of Pandhari area, districts Amaravati, Maharashtra and Betul, Madhyapradesh: Its palaeoclimatological implications”. Journal of Earth System Sciences, Springer, (2020)129- 37.
19. Sandhya Sudhakaran, Harsha Mahadevan, Vijayan Arun, A. Krishnakumar, Krishnan Anoop Krishnan “ A multivariate statistical approach in assessing the quality of potable and irrigation water environs of the Netravati River basin (India)”. Groundwater for Sustainable Development, Elsevier, 2020, Vol.11,100462
20. S. Gayathri, K. Anoop Krishnan, A. Krishnakumar, T. M. Vishnu Maya, Vinu V. Dev, Sibin Antony V, Arun “Monitoring of heavy metal contamination in Netravati River basin: Over view of pollution indices and risk assessment", Sustainable Water Resources Management, Springer (2021) 7:20 https://doi.org/10.1007/s40899-021-00502-2.
21. A. Krishnakumar, Aditya SK and N. Kannan” Geochemistry and environmental implications of recent sediments from a tropical urban small catchment river of Southern Western Ghats, India” Journal of Geoscience Research (JGSR), Gondwana Geological Society, 2021, Vol.6, No.1, 2021
22. Uma Mohan and A. Krishnakumar “Geospatial distribution of groundwater quality using entropy water quality index and statistical assessment: A study from a tropical climate river basin” Journal of Environmental Quality Management, Wiley, 2021, ISSN:1520-6483, 1–17. https://doi.org/10.1002/tqem.21840
23. S. Gayathri, Vinu V. Dev, R. Shiny Raj, A. Krishnakumar, T.M. Vishnu Maya, K. Anoop Krishnan “Spatiotemporal evaluation of hydrochemical facies and pesticide residues in the cardamom plantations of Southern Western Ghats, India”, Environmental Nanotechnology, Monitoring & Management, Elsevier, Vol 16,2021, 100599,2021, ISSN22151532, https://doi.org/10.1016/j.enmm.2021.100599
24. P. Saranya, A. Krishnakumar, Nitesh Sinha, Sudhir Kumar, K. Anoop Krishnan “Isotopic signatures of moisture recycling and evaporation processes along the Western Ghats orography”, Atmospheric Research, Elsevier, Vol.264, 2021, ISSN01698095, https://doi.org/10.1016/j.atmosres.2021.105863
25. Revathy Das and A.Krishnakumar “Implications of Methane Emissions in Biogeochemical Budgeting: A Study from a Tropical Wetland System, Kerala, India”, Environmental Engineering Science, MaryAnn Liebert, Inc. USA, vol 39,23-34,2021, ISSN. 1557-9018, http://doi.org/10.1089/ees.2021.0121.
26. Revathy Das, A. Krishnakumar, M. Ratheesh Kumar, Dhanya Thulseedharan “Water quality assessment of three tropical freshwater lakes of Kerala, SW India, with special reference to drinking water potential”, Environmental Nanotechnology Monitoring & Management, Elsevier, Volume16,100588,2021, ISSN22151532, https://doi.org/10.1016/j.enmm.2021.100588.
27. A. Krishnakumar and Revathy Das “Nature of Substratum Sediment Grains and Carbon Accumulation Studies of Ashtamudi Ramsar Wetland, Southwest of India in Context of Ecological Health”, Journal of Aquatic Biology & Fisheries, University of Kerala, 9, 2021, | pp. 117-123 ISSN 2321–340X.
28. A. Krishnakumar, Revathy Das, Aditya S.K and K. Anoop Krishnan “Enrichment of potential toxic elements and environmental health implications: a study of the tropical agricultural soils in southern Western Ghats, INDIA”. Environmental Quality Management, Wiley. ISSN:1520-6483, 1–10, 2021, https://doi.org/10.1002/tqem.21792.
29. Uma Mohan and A. Krishnakumar “Assessment of Water Quality of Kallada River, Southern Western Ghats, India,” Journal of Geoscience Research (JGSR), Gondwana Geological Society, 2021, Vol.6, No.2, 2021, pp.220-230
30. A. Krishnakumar, Jeenu Jose, Kaliraj S, Aditya S.K and K. Anoop Krishnan” Assessment of the impact of flood on groundwater hydrochemistry and its suitability for drinking and irrigation in the River Periyar Lower Basin, INDIA. Environmental Science and Pollution Research, Springer Nature. ISSN:1520-6483, 2022,1–40. https://doi.org/10.1007/s11356-021-17596-y.
31. Uma Mohan and A. Krishnakumar “Geochemical aspects and contamination evaluation of major, minor and trace elements in the sediments of Kallada River Basin, SW India”, Journal of Environmental Sciences and Health, Taylor and Francis publishers 2022, pp 1-10, https://doi.org/10.1080/10934529.2022.2053450
32. Uma Mohan and A. Krishnakumar “Geochemistry pollution status and contamination assessment of potentially toxic metals from the sediments of a tropical river of Kerala, India”, Environmental Nanotechnology, Monitoring & Management, 18, 2022, 100692. https://doi.org/10.1016/j.enmm.2022.100692
33. Reghunadh K., Joji V.S., Sibin Antony, A. Krishnakumar and Anoop Krishnan K “The EIA of Hard Rock Quarrying on Ecosystem Services – A Case Study in Achenkovil River Basin, Western Ghats Region, South India”, Journal of Indian Water Works Association, Vol. LIV (3), 2022, ISSN: 0970-275X, pp. 184-193

Books Authored:

1. Divya J, Anjali Varghese and Krishnakumar A. Soil Geochemistry of Periyar River Basin. Bhumi Publishing, Maharashtra (ISBN:978-81-953600-7-9) https://www.bhumipublishing.com/books/2021

In Edited Books:

1. A. Krishnakumar, D. Padmalal and V. Sobha “Hydrogeochemistry of Vellayani lake with special reference to its drinking water potential”- In: Conservation and Management of Aquatic Ecosystems (Ed: K.S. Unni), Daya Publishers, 2002, New Delhi; pp. 44-61.
2. A. Krishnakumar, V. Sobha and D. Padmalal “Urban solid waste generation and management with special reference to environmental degradation”. Ed: K. Sreekumar, Cochin University Union, Kochi and Centre of Subaltern Studies, Thiruvananthapuram, 2005; pp.01-20.
3. A. Krishnakumar, V. Sobha and D. Padmalal “Degradation and Regeneration of Environment with special reference to Resource Extraction Activities in Trivandrum District, Kerala”. Ed: K.S. Rao, Delhi, 2009; pp.55-62.
4. A. Krishnakumar, S K Khanduri , S. Ajit and P. Sreekantan Nair “An Appraisal of the Environmental Status of Ernakulum District in Human Development Perspectives”. EMAK, Kerala, Thiruvananthapuram, 2009; pp. 25-31.
5. Krishnakumar A Saranya P and Revathy Das “Hydrogeochemistry and environmental issues of the wetlands of Kerala, Southwestern India” – Wetland Science, Springer, 2017, pp. 145-161. https://doi.org/10.1007/978-81-322-3715-0_8
6. Krishnakumar A, Aditya S. K, Kaliraj, S, Anoop Krishnan K and Jeenu Jose “Evaluation of Suspended Sediment Concentration and Heavy Metal Distribution in Ashtamudi Lake, A Ramsar site in South-West Coast of India using Remote Sensing and GIS Techniques”- In: Rani, M., Seenipandi, K., Rehman, S., Kumar, P., Sajjad, H. (Eds.), Remote Sensing of Ocean and Coastal Environments. Elsevier,2020, pp. 251– 275. ISBN: 9780128196045. https://doi.org/10.1016/B978-0-12-819604-5.00015-9
7. Uma Mohan and Krishnakumar A. Seasonal Variation of Groundwater Quality in the Kallada Basin, Southern Western Ghats of India. Springer Nature, Switzerland, C. B. Pande, K. N. Moharir (eds.), Groundwater Resources Development and Planning in the Semi-Arid Region, 2021, https://doi.org/10.1007/978-3-030-68124-1_17, pp.335-352
8. Resmi R, Krishnakumar A and Anoop Krishnan K. GIS based Water Quality Assessment of Chalakudy River Basin, Southern Western Ghats, India (In: C. B. Pande, K. N. Moharir (eds.), Groundwater Resources Development and Planning in the Semi-Arid Region, Springer Nature, Switzerland, 2021, pp. 353-368, https://doi.org/10.1007/978-3-030-68124-1_17
9. S. Gayatri, Krishnakumar A, K. Devi Chandana, Sibin Antony, Vinu V Dev, Arun and K. Anoop Krishnan. Multivariate statistical tools in assessing the quality of water resources in Netravathi River Basin, Karnataka, India. (In: C. B. Pande, K. N. Moharir (eds.), Groundwater Resources Development and Planning in the Semi-Arid Region, Springer Nature, Switzerland,2021, pp. 315-334. https://doi.org/10.1007/978-3-030-68124-1_17
10. Krishnakumar A, Aditya S.K, K. Anoop Krishnan and Prijilal K G. Geochemistry and health status of soils in the agroforestry dominated HRML regions of Idukki, Southern Western Ghats, India (Chapter 14 – Apple Academic Press, CRC, 2022, Taylor & Francis publishers).
11. Uma Mohan and A Krishnakumar. Seasonal variation in the Geochemical and Textural characterisation of Soils of Kallada River Basin, Southern Western Ghats, India (NPA Publishers, 2022, New Delhi).
12. Krishnakumar A, Aditya S.K, K. Anoop Krishnan, Revathy Das and Anju K. Water Quality Management: Development of a Fuzzy based Index in Hydro Informatics platform (Chapter 19- Water Resource Modeling and Computational Technologies, Elsevier publishers, 2022).

Popular Articles:

1. Krishnakumar A. Energy sustainability of Kerala and Educational & Research areas (Keralathinte urjjasusthirathayum vidyabhyasa – gaveshana meghalakalum), Paaristhithikam, 2015, pp.22-30.
2. Krishnakumar A. Earth: A scientific appraisal (Geological Processes). Published in the Mathrubhumi Year Book Plus 2022, pp. 236-255

In Proceedings:

1. A. Krishnakumar, V. Sobha and D. Padmalal “Hydrogeochemistry of the Vellayani lake Kerala, with special reference to its drinking water potential” National Conference on Inland water potential, pollution, Management and Conservation, 1999; Madhya Pradesh.
2. A. Krishnakumar and V. Sobha “Sediment geochemistry and water quality assessments of two freshwater lakes of Kerala: Its implications in environmental conservation and management” Proceedings of the 14th Kerala Science Congress, Kochi, 2002.
3. V. Sobha, N. B. Mithrambika and A. Krishnakumar “Sedimentation, sediment-water interaction: Its implications in water quality – A case study of Vellayani lake, Southern Kerala”, National symposium on Algae and Environment, Thiruvananthapuram, Kerala, 2003.
4. V. Sobha and A. Krishnakumar “Environmental degradation through mining and quarrying- A preliminary study of Neyyar river basin, Southern Kerala” Proceedings of the 15th Kerala Science Congress, 2003.
5. V. Santhosh, K. Maya, D. Padmalal and A. Krishnakumar “Environmental Impact Assessment of Tile and Brick clay mining in the Chalakudy basin, Central Kerala” – National Seminar on Trends in Environmental Geochemistry, 2003 at Annamalai University, Tamilnadu
6. A. Krishnakumar, V. Sobha V. Santhosh and D. Padmalal “Status of Nutrients and Heavy metals in the recently deposited sediments of Vellayani freshwater lake, Kerala” National Seminar on Environmental Geochemistry, Dept. of Earth Sciences, Annamalai University, 2003
7. A. Krishnakumar “Textural and Heavy metal accumulation studies of Karamana river, South Kerala, India”- Proceedings of the National Seminar on Sediments and Sedimentary rocks: Resource potential, depositional processes, implication to ecosystem and environmental changes organized by the Department of Earth Sciences, Pondicherry Central University, Puducherry, 2012.
8. A. Krishnakumar “Spatio-Temporal changes of forests in Neyyar and Karamana basins, Thiruvananthapuram districts: A GIS based analysis”. Proceedings of the National seminar on Western Ghats – biogeography, biodiversity and conservation, Manjeri, 2013.
9. A. Krishnakumar “Geochemical and Textural characterization of the sediments of Neyyar River, Kerala originating from the Western Ghats”. National Conference on Sedimentation and Tectonics with special reference to energy resources of North-East India organized by the Department of Earth Sciences, Manipur University, Imphal, 2013.
10. A. Krishnakumar, Vinduja V. “Decadal changes of water quality in Vellayani lake, Kerala with special reference to climate change, National seminar on Spatial technologies for Watershed planning organized by Kerala State Land Use Board, Thiruvananthapuram, 2014
11. Revathy Das, Krishnakumar A and Vinduja V. “Spatio-temporal land use changes in the Sasthamcotta wetland region: A GIS based study” Proceedings of the National Seminar on Lakes, Rivers and Wetland ecosystems, A climate change perspective, 2014.
12. Geethu Prasad, P Krishnakumar A, Saranya P, Reji Srinivas and K. Anoop Krishnan “ Geochemical signatures of Anthropocene in the sediments of the Tropical Ashtamudi Wetland System, Kerala, SW Coast of India. National Conference on Sedimentation and Stratigraphy, Pune, 2014
13. A. Krishnakumar “Response to climate change: Base line scenario and sustainable human development with special reference to Kerala initiatives. National seminar on Lakes, Rivers and Wetland ecosystems – A climate change perspective, Ponnani 2014.
14. A. Krishnakumar, Saranya. P, Anoop Krishnan and Vinduja V. “Evaluation of seasonal fluctuation of water quality in Ashtamudi Wetland System, India” – Published in the Proceedings (ISBN:978-81-930193-0-6) of the National seminar on Recent and Emerging Advances in Chemical Sciences (REACS – 2015), Trivandrum
15. Revathy Das and A. Krishnakumar “Recent hydrochemical characterization of two tropical Lacustrine Ecosystems of Kerala” - Published in the Proceedings (ISBN:978-81-930193-0-6) of the National seminar on REACS – 2015, Trivandrum
16. A. Krishnakumar and K.G. Prijilal “Groundwater chemistry of Neyyar and Karamana basins, Kerala with special reference to salinity intrusion problems in the coastal urban environment” – Published in the Proceedings of the National Seminar Recent and Emerging Advances in Chemical Sciences (REACS – 2015), Trivandrum
17. A. Krishnakumar , Saranya P and Revathy Das (2016) Studies on soil texture, soil erosion and land use practices in Neyyar and Karamana basins, Thiruvananthapuram district, Kerala – Paper published in the proceedings of the National seminar on Emerging approaches in Land use planning, Kerala State Land Use Board, Trivandrum (13-14 Jan 2016), pp 104-109.
18. Revathy Das and Krishnakumar A (2016) Fresh water resources of Kerala: Water quality and emerging land use concerns- - Paper published in the proceedings of the National seminar on Emerging approaches in Land use planning, Kerala State Land Use Board, Trivandrum (13-14 Jan 2016), pp. 195-199.
19. Saranya P and Krishnakumar. A (2016) Hydrochemical flows of groundwater in Periyar river basin, Southern Western Ghats, India. Published in the proceedings (ISBN:978-81-930193-0-7) of the KSCSTE sponsored National Seminar on Photonics, Medicine and Environment (NSPME-2016), pp. 86-92
20. Shiny Raj R, Saranya P, Pavithra V Prabhu, Krishnakumar A and K. Anoop Krishnan (2017). Assessment of types and characteristics of pesticides used in the cardamom plantations located in Periyar River Basin, Idukki, Kerala, India. Paper published in the Proceedings of the State Level Seminar on Medicinal Chemistry – Fundamentals and Applications, organized by Post Graduate and Research Department of Chemistry, Fatima Mata National College, Kollam in association with Academy of Chemistry Teachers,pp.17-21
21. Revathy Das and Krishnakumar A. “A GIS based approach for the assessment of heavy metal concentration in the sediments of a tropical wetland system, Kerala, SW India” Proceedings of the National Seminar on Geospatial Information systems: Emerging trends and utilities, 2017, pp.44-49.
22. Aditya SK, Pavithra V Prabhu, Krishnakumar A and Anoop Krishnan K. “Spatial distribution of heavy metals in the soils of Periyar upper catchments - a GIS based approach” Proceedings of the National Seminar on Geospatial Information systems: Emerging trends and utilities, 2017, pp.11-21.
23. Sandhya S, Elezebeth VA, Harsha M, Sibin A, Vinu V D, Krishnakumar A and K. Anoop Krishnan “Fate and transport of nutrients in the paddy fields of Netravati river basin, India along with phosphate removal studies” Proceedings of the International conference on innovations and sustainable research in environment and life sciences, 2018, pp.43-45.
24. Jeenu Jose, A Krishnakumar. “Assessment of selected metal enrichment in sediments of Ashtamudi estuary, Kerala, SW coast of India” National Seminar on the Environmental Status of Estuarine and Coastal Ecosystems in India (ECEI- 2019), pp. 111-114.
25. Revathy Das and Krishnakumar A. “Heavy metal contamination in the surface water samples of a tropical freshwater lake in Southern Kerala, India” International seminar on Recent research and developments in Material science (RRDMS – 2019) (ISBN: 978-81-930193-3-7), pp. 14-18
26. Aditya S.K, A. Krishnakumar, Revathy Das. “A comparative study of methane flux in the limnetic zones of three lakes, Kerala, India” National Seminar on the Environmental Status of Estuarine and Coastal Ecosystems in India (ECEI- 2019), pp. 27-30.
27. Uma Mohan and Krishnakumar A. Surface water chemistry and its irrigation suitability: A study of Kallada and Pallikkal rivers, Southern Western Ghats – Proceedings of the International Seminar on ‘Recent Research and Developments in Material Science’ RRDMS – 2019, ISBN: 978-81-930193-3-7),pp. 18-25, Thiruvananthapuram.
28. Gayatri Vastrad, Sandhya Sudhakaran, Helan Priya Pious, Jeenu Jose, V. Arun, A. Krishnakumar, K. Anoop Krishnan. “Hydrochemical assessment of groundwater quality in Netravati River basin, Karnataka, India” National Seminar on the Environmental Status of Estuarine and Coastal Ecosystems in India (ECEI- 2019), pp. 65-67.
29. Resmi R, Krishnakumar A and Uma Mohan. Groundwater quality assessment using WQI in Chalakudy river basin, Southern Western Ghats – Proceedings of the International Seminar on ‘Recent Research and Developments in Material Science’ RRDMS – 2019, ISBN: 978-81-930193-3-7), pp. 29-32, Thiruvananthapuram.
30. Arun R and Krishnakumar. A. Variation in the geochemical nature of tropical sediments in the South Western Ghats: A study of Periyar River Basin, India – Proceedings of the International Seminar on ‘Recent Research and Developments in Material Science’ RRDMS – 2019, ISBN: 978-81-930193-3-7), pp. 35-40, Thiruvananthapuram.

Study Reports:

1. A. Krishnakumar “Reflections on an integrated approach for environmental management through the Department of Environment, Govt. of Kerala”. Report submitted to Govt. of Kerala (2009).
2. A. Krishnakumar “Soil quarrying at Uliyazhathura village, Thiruvananthapuram district”. Submitted to the Kerala State Council for Science, Technology and Environment, Govt. of Kerala (2011).
3. A. Krishnakumar “Sand extraction from Mannurkkara village, Thiruvananthapuram district”. Submitted to the District Collector, Thiruvananthapuram (2012)
4. A. Krishnakumar “Hard rock quarrying at Kinalur-Karinthalam Grama Panchayat”. Submitted to the Kerala State Council for Science, Technology and Environment, Govt. of Kerala (2012)
5. A. Krishnakumar “Hard rock quarrying in Manickal Grama Panchayat, Thiruvananthapuram, Kerala” -Submitted to the Manickal Grama Panchayat, Govt. of Kerala (2012)
6. Monitoring Global change impacts in Sahyadri mountain ranges (C N Mohanan, A K Varma, B.K Jayaprasad, K Raju and A. Krishnakumar). Final report Plan 278, CESS (2012).
7. A. Krishnakumar “Hard rock mining at Athani quarry, Wayanad district” – Submitted to the District Collector, Wayanad district (2013)
8. A. Krishnakumar “Removal of sand and clay from Vilappil village, Thiruvananthapuram district”. Report submitted to the District Collector, Thiruvananthapuram (2013)
9. The inventory of Wetlands of Kerala with 92 plates (Mohanan, C.N, Jayaprasad B.K, Krishnakumar A, Rajimol, T.R, Vijayakumaran Nair, P and Harikumar P.S). Report submitted to the Department of Environment and Climate change (2013)
10. A. Krishnakumar “Environmental study report on paddy land reclamation in Kottakkal village, Malappuram” submitted to the District Collector, Malappuram and State Agricultural Production Commissioner. (2014)
11. A. Krishnakumar “Environmental assessment report on the effects of hard rock quarrying on water supply tanks in Kareepra and Veliyam Grama Panchayats of Kollam district, Kerala” submitted to the Department of Environment, Govt. of Kerala. (2014)
12. A. Krishnakumar “Extraction of alluvium from Tirur River at Purathur-Padinjarekkara, Malappuram district, Kerala” submitted to the District Collector, Malappuram, Govt. of Kerala (2014)
13. A. Krishnakumar “Effects of hard rock quarrying on water treatment plant in Pulimath Grama Panchayat, Thiruvananthapuram district, Kerala”. Submitted to the District Collector, Thiruvananthapuram (2014)
14. A. Krishnakumar “Environmental and ecological impacts of hard rock quarrying at Ambalavayal village of Sulthan Bathery Taluk, Wayanad district” (2014)
15. K. Anoop Krishnan, A. Krishnakumar and Liji TM. “Appraisal of drinking water potential of springs in Pathanamthitta, Kottayam and Idukki districts of Kerala. Project Plan (285) Report
16. A. Krishnakumar “Study report pertaining to the Well construction at Sakthikulangara village, Kollam” (2016)
17. A. Krishnakumar, K. Anoop Krishnan, Reji Srinivas and Tomson JK. “Environmental Studies of Kollam-Neendakara wetlands and associated inlands”. Submitted to the Port and Fisheries Department, Govt. of Kerala (2016)
18. A. Krishnakumar – Project Report on the “Monitoring Global Environmental Change impacts in Sahyadri” submitted to Kerala State Council for Science, Technology and Environment (2019)
19. G. Sankar, S. Prabhu, A.M. Harees, A. Krishnakumar and M.M. Vahab. Report of the Joint committee on the environmental impacts of rock quarrying as per the direction of NGT, South Zone, India (2021)

On-going projects:

1. River Hydrology of Peninsular River Basins (Team Member, MoES Plan Project)
2. Hydrogeochemistry and Nutrient fluxes in the rivers of Western Ghats (Team Member, MoES Plan Project)

Completed projects:

1. Utilization of a river basin for sustainable development- Geological, Geomorphological and Hydrogeochemical studies of Karamana river basin, Kerala using Geographical Information System Grant-in-aid by the Department of Science and Technology (DST), Govt. of India
2. Rapid EIA study of Kannur International Airport (Co-Investigator) financed by the Airport Authority of India
3. Appraisal of drinking water potential of springs in Pathanamthitta, Kottayam and Idukki districts of Kerala (Co-PI), Institute supported project
4. Inventory of the wetlands of Kerala- Preparation of brief report under the wetlands (Conservation & Management) Rules, 2010 funded by the Department of Environment and Climate change, GoK (Co-Investigator)
5. Environmental Studies of Kollam- Neendakara wetlands and associated inlands, funded by the Department of Port and Fisheries, GoK (Principal Investigator)
6. Monitoring Global Change impacts in Western Ghats, sponsored by the Kerala State Council for Science, Technology and Environment (Principal Investigator)
7. Hydrological modeling of Greater Cochin urban agglomerate in the context of sustainable urban water resources development (Co-PI), MoES Plan, Govt. of India
8. Environmental Studies of Periyar-Chalakkudi rivers of Kerala and Netravathi-Gurupur rivers of Karnataka (MoES Plan Project - Team Member)
9. Assessment of Global Environmental Changes and impacts in Sahyadri (PI, MoES Plan project)

Education:

Professional Career:

• Scientist E, NCESS - 2022 onwards
• Scientist D, NCESS - 2018 - 2022
• Scientist C, NCESS - 2013 - 2018
• Scientist B, CESS - 2010 - 2013
• Environment Specialist, Dept. of Environment, Govt. of Kerala – 2009-‘10
• Scientist (DST-SERC-OYS), UoK – 2005-‘08
• Post Doctoral Fellow, UoK - 2004-‘05
• Technical Associate, ESD, CESS – 2003
• Assistant Geologist, Dept. of Mining and Geology, Govt. of Kerala - 2000-‘01

Training Programs attended:

1. Environmental Management, CWRDM, 1997
2. Environmental Impact Assessment of Water Resources Projects, CWRDM, 1999
3. Environmental Laws of India, CPR Environmental Education Foundation Chennai, UoK, 2001
4. Capacity building in Remote Sensing and Applications of Geomatics, UoK, 2007
5. Isotope Tracer Techniques for Water Resources Development and Management, Centre for Water Resources Development and Management, Kozhikode, 2014
6. Integrated Coastal Area and River Basin Management organized by the SAARC Coastal Zone Management Centre (SCZMC), Maldives in academic collaboration with University of Colombo held at Sri Lanka, 2014
7. 3D Groundwater Flow and Contaminant Transport Modeling, National Institute of Technology, Kozhikode, 2014
8. Integrated Catchment Modeling, Training programme conducted by National Institute of Hydrology, Roorkee, 2015
9. Geospatial techniques for Climate studies, ISRO-NRSC, Hyderabad, 2019
10. Climate change and Hydrological impact assessment, National Institute of Hydrology, Roorkee 2019
11. Structured Orientation Programme for the development of self-learning materials in accordance with UGC norms, SNGOU, Kerala, 2021

Research Interest:

• Global Environmental changes
• Climate change impacts and River basin dynamics
• Sedimentology and Geochemistry
• Environmental Studies and Sustainable Development

Membership in Professional Bodies:

1. Life Member, National Environmental Science Academy, New Delhi
2. Life Member, International Society for Natural Resources and Environmental Management (ISNREM), Trivandrum
3. Life Member, Indian Society of Remote Sensing, Dehradun
4. Life Member, Indian Association of Sedimentologists, Aligarh
5. Life Member, Indian Association of Hydrologists, Roorkee
6. Life Member, Indian Society of Applied Geochemists, Hyderabad
7. Life Member, Geological Society of India, Bangalore
8. Life Member, Geo Marine Society, Kochi
9. Life Member, VIBHA, New Delhi
10. Life Member, Indian Association of Analytical Scientists, Trivandrum
11. Life Member, Gondwana Geological Society, Nagpur
12. Life Member, Geological Society of Kerala

Honors, Awards, Achievements:

1. Qualified National Eligibility Test (NET) for Lectureship/Asst. Professorship, 2001
2. Awarded DST Young Scientist Project, 2004
3. Recognized Research Guide of University of Kerala (Geology and Environmental Sciences) and Cochin University of Science and Technology
4. Expert Member in various Committees constituted by Govt. of Kerala/Hon’ble Courts/Green Tribunal
5. Member, Academic Committee, Sreenarayanaguru Open University, Kerala
6. Member, Editorial Board, Journal of Geoscience Research (JGSR), Nagpur, India
7. Domain expert, Indian Council for Forestry Research Education (ICFRE, MoEFCC), Dehradun in Climate change and environmental related projects
8. Focal Team Member, State Action Plan for Climate Change, Govt. of Kerala
9. Reviewer of Journals published by Elsevier, Springer, Taylor and Francis and Wiley
10. Member of Academic and Research Team of River Centre Project for guidance, participation and financial assistance to SSM, Kerala for implementing Nila Project as part of empowering society to progress towards the Sustainable Development Goals (SDGs)
11. Reviewer of R& D Project proposals for financial assistance by KSCSTE and SERB-DST

In peer reviewed journals:

1. Vipin, T Raj., Gayathri J A., Vandana M., Sreelash K., Maya K., Padmalal D. & K Sajan. (2023). Rock-water interaction and solute transport of two rivers draining contrasting climate gradients in Southern Western Ghats, India. Earth surface processes and Landforms. 48(10), 1969–1989; https://doi.org/10.1002/esp.5598. IF.4.133.
2. Sunny, S., Maya, K., & Sreelesh, R. (2023). Seasonal assessment of sedimentological parameters in the estuarine and coastal compartments of south west India. Water, Air, & SoilPollution(2023)234:425; https://doi.org/10.1007/s11270-023-06457-8.IF.2.984.
3. Prasenjit Das, K. Maya and D. Padmalal (2022) Hydrogeochemistry of the Indian thermal springs: Current status. Earth-Science reviews; Volume 224, January 2022, 103890, https://doi.org/10.1016/j.earscirev.2021.103890. ,IF. 12.41
4. Shaji, J., Banerji, US, K, Maya, Joshi, Kumar Batuk, Dabhi, A J, Bharti, N., Bhushan, R., Padmalal, D., (2022). Holocene monsoon and sea-level variability from coastal lowlands of Kerala, SW India. Quaternary International, In Press. https://doi.org/10.1016/j.quaint.2022.03.005
5. Haridas, N.V., Banerji, US, K, Maya, Padmalal, D., 2022. Paleoclimatic and palaeoceanographic records from the Bay of Bengal sediments during the last 30 ka. Journal of Asian Earth Sciences 105169. https://doi.org/10.1016/j.jseaes.2022.105169
6. Banerji, US, Shaji J., Arulbalaji, P., Maya, K., Vishnu Mohan S., Dabhi, A. J., Shivam, A., Bhushan, R. and Padmalal, D(2021) Mid-late Holocene evolutionary history and climate reconstruction of Vellayani lake, south India. Quaternary International. 2021, 566-600, 72-94. https://doi.org/10.1016/j.quaint.2021.03.018. . IF. 2.130
7. K Sreelash., P Arul Balaji.,K Maya and D Padmalal (2021) Fresh water sources of Kerala- Hydrometereological Scenarios, Environmental threats and management strategies; Special publication of the Geological Society of India, No. 10, pp 20-30.
8. Gayathri J A, Vipin T. Raj, K.Sreelash, K.Maya, M.Vandana and D. Padmalal (2021). Spatio temporal variability in ground water chemistry of a mountainous catchment with complex geological and climate gradients in Southwest India; Environmental Earth Sciences. Vol.56 (2021), https://doi.org/10.1007/s12665-021-09862-6
9. Prasenjit Das, Maya K, and Padmalal D (2020) Hydrochemistry, geothermometry and origin of the low temperature thermal springs of South Konkan region, India. Geothermics. https://doi.org/10.1016/j.geothermic.2020.101997
10. P Arulbalaji., Upasana S Banerji., K. Maya and D Padmalal (2020) Signatures of late Quaternary land-sea interactions and landform dynamics along southern Kerala coast, SW India, Quaternary International, https://doi.org/10.1016/j.quaint.2020.05.011
11. Arulbalaji P., Padmalal D. and Maya K. (2020) Impact of urbanization and land surface temperature changes in a coastal town in Kerala, India. Environmental Earth Sciences Environmental Earth Sciences (2020) 79:400 https://doi.org/10.1007/s12665-020-09120-1
12. Vandana M., John S. E., Maya K. and Padmalal D. (2020). Environmental impact of quarrying of building stones and laterite blocks: a comparative study of two river basins in Southern Western Ghats, India. Environmental Earth Sciences, 79(14), pp 1-15.
13. Arulbalaji P., Sreelash K., Maya K. and Padmalal D. (2020). Hydrological assessment of groundwater potential zones of Cauvery river basin, India: a geospatial approach. Environmental Earth Sciences, 78: 667.doi.org /10.1007/s12665-019-8673-6
14. Vandana M., John S. E., Maya K., Sunny S. and Padmalal D. (2020). Environmental impact assessment (EIA) of hard rock quarrying in a tropical river basin- study from the SW India. Environmental monitoring and assessment, 192:580, doi.org/10.1007/s10661-020-08485-x
15. P Arulbalaji and K Maya (2019) Effects of landuse dynamicson hydrological response onwatershed:A case study of Chittar watershed,Vamanapuram river basin,Thiruvananthapuram district, Kerala,India. Journal of Water Conservation Science and Environment, http://doi.org/10.1007/s41101-019-00066-5
16. Maya K., Prasenjit Das., K Sreelash and K Narendra Babu (2018) The coastal springs of southern Kerala,SW India-Hydrology and water quality assessment. JGSI Special Issue on Western Ghats: Evolution and Environmental Issues.Vol.92. No.5.pp616-625. (Impact Factor: 3.483)
17. Sreelash, K., Sharma, R.K., Gayathri, J.A., Upendra, B., Maya, K. and Padmalal, D. (2018). Impact of rainfall variability on river hydrology– A case study of southern Western Ghats, India. Journal of Geological Society of India: Special Issue on Western Ghats: Evolution and Environmental Issues. JGSI Special Issue on Western Ghats: Evolution and Environmental Issues.Vol.92. No.5. 548-554. (Impact Factor: 3.483).
18. Shiekha E John., Rajimol T R., Vishnu Mohan S., Maya K and Padmalal D (2017) Environmental degradation of a tropical Estuary due to human interferences-A case study from southern Kerala, SW India. Arabian Journal of Geosciences., DOI 10.1007/s12517-017-3112-z.
19. Maya K., Vishnu Mohan., Rutha B Limaye., Padmalal D and Kumaran K P N (2017) Geomorphic responses to sea level and climate changes during Late Quaternary in a humid tropical coastline: Terrain evolution model from Southwest India, PLOS ONE, https.//doi.org/10.137/journal.pone.0176775., p32
20. Vishnu Mohan S., John S. E., Rajimol T. R., Maya K., Sajan K. and Padmalal D. (2016). Human interventions and consequent environmental degradation of a protected freshwater lake in Kerala, SW India, Geosciences Journal, Vol. 20(3), pp 391-402.
21. John S. E., Maya K. and Padmalal D. (2016) Environmental Impact Assessment of Soil Quarrying from the Hills of Central Kerala, Southwest Coast of India, International Journal of Scientific and Research Publications Vol. 6(8), pp. 514-520.
22. Padmalal D., Maya K., Vishnu Mohan S. and Baburaj B. (2014). Holocene land-sea interactions and landform changes in the coastal lands of Vembanad lagoon, Kerala, SW India. Indian Journal of Geo-Marine Sciences, Vol.43, No.7.
23. Vishnu Mohan S., Padmalal D., Maya K. and Baburaj B. (2014). Sea level oscillations, climate change and landform evolution in the western coastal lowlands of Trivandrum block in peninsular India. Indian Journal of Geo-Marine Sciences, Vol.43, No.7.
24. Padmalal D., Kumaran K.P.N., Ruta B. Limaye, Baburaj B., Vishnu Mohan S. and Maya K. (2014). Effect of Holocene climate and sea level changes on landform evolution and human habitation: Central Kerala, India. Quaternary International, Vol.325, pp. 162-178.
25. Shiekha E. John, Vishnu Sagar M. K., Maya K. and Padmalal D. (2014) Dissolved nutrients (NO3-N and PO4-P) and Fe in the interstitial and overlying waters of two tropical fresh water lakes in southern Kerala, India. Journal of Applied Geochemistry, Vol. 16, No. 4, pp. 381-392.
26. Maya K., Padmalal D., Baburaj B. and Narendra Babu K. (2014). Water quality assessment of a small tropical river basin, Southwest coast of India. Journal of Applied Geochemistry, Vol.16, No.2, pp. 306-320.
27. Badarudeen A., Sajan K., Srinivas R., Maya K. and Padmalal D. (2014). Environmental significance of heavy metal concentrations in leaves and stems of the mangrove vegetations along the south-west coast of India. Indian Journal of Geo-Marine Sciences, Vol.43, No.6, pp. 1021-1029.
28. Anooja S., Padmalal D., Maya K., Vishnu Mohan S. and Baburaj B. (2013). Heavy mineral contents and provenance of the Late Quaternary sediments of Southern Kerala, Southwest India. Indian Journal of Geo-Marine Sciences, Vol.42, No.6, pp. 749 – 759.
29. Maya K., Remya S. I., Baburaj B., Baijulal B., Lekshmi I., Nisha U. R., Sangeetha J. and Padmalal D. (2013). Natural and anthropogenic determinants of water quality changes in a small tropical river basin, SW India. International Journal and Agricultural Sciences, Vol.3, Issue 1, pp. 363-372.
30. Maya K., Santhosh V., Padmalal D. and Aneesh Kumar S.R. (2012). Impact of mining and quarrying in Muvattupuzha river basin, Kerala- An over view on its environmental effects. Bonfring International Journal of Industrial engineering and management, Vol.2, Special issue 1, pp. 36-40.
31. Santhosh V., Padmalal D., Baijulal B. and Maya K. (2012). Brick and tile clay mining from the paddy lands of central Kerala (southwest coast of India) and emerging environmental issues. Environmental Earth Sciences. Vol.68, pp. 2111-2121.
32. Padmalal D., Maya K., Narendra Babu K., Baiju R.S. and Baburaj B. (2012). Hydrochemical characterization and water quality assessment of the coastal springs of southern Kerala, India. Journal of Applied Geochemistry, Vol.14, No.4. pp 466-481.
33. Baburaj B., Padmalal D., Remya S.I., Maya K. and Lekshmi I. (2012). DIN, DIP, DIC and SO4 Fluxes from the Neyyar River (Kerala) into the Receiving Coastal Waters. Bonfring International Journal of Industrial Engineering and Management Science, Vol.2, Special Issue 1, pp. 1 – 7.
34. Maya K., Padmalal D., Narendra Babu K. and Sreeja R. (2009). Lime shell mining from the Vembanad Lake Basin (Kerala State), SW India: Problems and prospects. The Icfai University Journal of Earth Science, Vol.3, pp. 41-54.
35. Padmalal D., Maya K., Sreebha S. and Sreeja R. (2008). Environmental effects of river sand mining: a case from the river catchments of Vembanad lake, Southwest India. Environmental Geology, Vol.54, pp. 879-889.
36. Babu K.N., Padmalal D, Maya K, Sreeja R. and Arun P.R. (2007). Quality of surface and ground water around tile and brick clay mines in Chalakudy river basin, southwestern India. Journal of Geological Society of India, Vol.169, pp 279-284.
37. Maya K., Babu K.N., Padmalal D. and Seralathan P. (2007). Hydrochemistry and dissolved nutrient flux of small catchment rivers, south – west India. Journal of Chemistry and Ecology, Vol.23, No.1, pp 13-27.
38. Arun P.R., Sreeja R., Sreebha S., Maya K. and Padmalal D. (2006). River sand mining and its impact on physical and biological environments of Kerala rivers, Southwest coast of India. Eco-chronicle, Vol.1, pp. 1-6.
39. Padmalal D, Maya K. and Seralathan P. (1997). Geochemistry of Cu, Co, Ni, Zn, Cd and Cr in surfacial sediments of a tropical estuary, southwest coast of India - a granulometric approach. Environmental Geology, Vol.31(1/2), pp.85-93.

In books:

1. K. Maya, D. Padmalal, M. Vandana, S. Vishnu Mohan, V.R. Vivek, Ruta B. Limaye and, K.P.N. Kumaran (2021) Holocene changes in fluvial geomorphology, depositional environments, and evolution of coastal wetlands-A multiproxy study from Southwest India. ‘Holocene Climate Change and Environment’ Elsevier, ISBN: 978-0-323-90085-0, pp483-512. DOI: https://doi.org/10.1016/B978-0-323-90085-0.00026-7.
2. S. Vishnu Mohan, M.S. Aneesh, K. Maya, K.P.N. Kumaran and D. Padmalal (2021) Holocene evolution of coastal wetlands- A case study from Southern Kerala, India. Holocene Climate Change and Environment’ Elsevier, ISBN: 978-0-323-90085-0, pp 513-545. DOI: https://doi.org/10.1016/B978-0-323-90085-0.00024-3
3. Padmalal D., Nair K. M., Kumaran K.P.N., Sajan K., Vishnu Mohan S., Maya K., Santhosh V. and Anooja S. (2013). Evidences of climate and sea level changes in a Holocene Bay Head Delta, Kerala, Southwest coast of India. In. Climate change and island and coastal vulnerability, (Eds. J. Sundaresan, S. sreekesh, A. L. Ramananthan, L. Sonnenschein, R. Boojh), Springer, The Netherlands, pp. 191-208.
4. Vishnu Mohan S., Padmalal D., Sreebha S. and Maya K. (2013). Environmental effects of sand mining from Kallada river, Kollam district, Kerala state. In. Earth Resources and Environment (Ed. R. Venkatachalapathy), pp. 353-362.
5. Padmalal D., Maya K., Sreebha S. and Sreeja R. (2009). Mining Kerala’s mineral wealth – Problems and prospects. In. Sasthrapadham – a blueprint for sustainable development of the state of Kerala. Directorate of Public Relations, Cochin University of Science and Technology, Kochi, pp. 348 – 350.
6. Padmalal D., Maya K. and Nair K.M. (2008). Environmental problems of Kerala (Malayalam). In. Grameenam (Ed. S. Anilkumar), Published by Centre for Science Communications, Directorate of Public relations and Publications, CUSAT, pp. 39-53.
7. Padmalal D., Maya K., Naredra Babu K. and Mini S.R. (2005). Tile and brick clay mining and related environmental problems in the Chalakudy basin, Central Kerala – Case study IV. In. Water resources of Kerala: Issues and case studies (Eds. K.N. Nair and S. Chattopadhyay). Kerala research programme on local level development, CDS, Thiruvananthapuram. pp. 80-82.
8. Padmalal D., Arun P.R., Maya K. and Ramachandran K.K. (2004). Mining of some natural resources of Greater Kochi Region – Problems and Perspectives. In. Silver Jubilee Compendium, (Eds. G. R. Rabindrakumarcand N. Subhash). Centre for Earth Science Studies, Thiruvananthapuram, pp. 347-357.
9. Padmalal D., Maya K., Naredra Babu K. and Mini S.R. (2004). Tile and brick clay mining and related environmental problems in the Chalakudy basin, Central Kerala. Discussion paper No. 96, KRPLLD, Centre for Development Studies, Thiruvananthapuram.
10. Padmalal D., Maya K., Mini S.R. and Arun P.R. (2003). Impact of river sand and gravel mining: A case of Greater Kochi Region (Kerala), Southwest coast of India In. Water Resources System Operation, Proc. Int. Con. on Water and Environment, Bhopal (India), (Eds. V. P. Singh and R. N. Yadava), Allied Publishers Pvt. Ltd., New Delhi. pp. 48-59.

In Proceedings of Conferences/ Seminars:

1. Nayana V Haridas, Upasana S Banerji, Maya K, D Padmalal, John Kurian P, Ravi Bhushan, Ankur J Dabhi, Deepak Kumar Agarwal (2024). Reconstruction of late Quaternary paleoclimatic variability from the sedimentary archive of the western Bay of Bengal in International Conference on Frontiers in Marine Sciences (MARICON) 2024 held at Cochin University of Science and Technology (CUSAT), Kochi during 8-10 April 2024.
2. Smitha P.S., Maya K., Sudheer K.P., Bindhu V.M., Sreelash K., and Padmalal D. (2024), “An Improved Method to Increase Snow Mapping Accuracy in High-Altitude Wetlands Using Remote Sensing” p31; Proceedings of International Conference on Frontiers in Marine Sciences (MARICON) 2024; Kochi, 8-10 April, 2024.
3. Smitha P.S., Maya K., Sudheer K.P., Sreelash K., and Padmalal D. (2024), “An Improved Technique to Increase the Bare Soil Mapping Accuracy in Wetlands and Urban Areas”, p105Proceedings of the 36th Kerala Science Congress 2024, Kasaragod, 8-11 February.
4. Sreelesh, R., Manab, Kumar, Dutta., Sreelash, K., Maya, K. (2024) Spatial and temporal hydro-geochemistry in the Munnar CZO, Southern Western Ghats, India: exploring Chemostatic behaviour across water sources; p95 Proceedings 36th Kerala science congress 2024; Kasaragod, 8-11 February.
5. Nayana V. Haridas., Upasana S Banerji, Maya K, Padmalal D., John Kurian P., Ravi Bhushan. (2024) Late Quaternary paleoclimatic variability in a sediment core from Bay of Bengal: A multiproxy study; p91; Proc. 36th Kerala Science Congress; held at Government College, Kasaragod during 8-11 February 2024 (Best Oral presentationAward)
6. Nayana V. Haridas., Upasana S. Banerji., Maya K., D Padmalal D., John Kurian P., Ravi Bhushan., Ankur J. Dabhi., Deepak Kumar Agarwal., D. Senthilnathan., (2023) Decoding paleoclimatic variability using a sediment core from the western Bay of Bengal: A Multiproxy approach in Samudra Manthan’23-1st National Oceanography Scholars meet held at CSIR-National Institute of Oceanography, NIO during 28-30 September 2023.
7. Smitha P S., Maya K., Sudheer K.P., Bindhu V M., Sreelash K., and Padmalal D. (2023) A case study on the diminishing coast of Thiruvananthapuram district using a new water index. Proceedings of the 35th Kerala Science Congress 2023, Idukki, 10-14 February, p 173.
8. Gayathri J A., Vipin T Raj, Sreelash K., Maya K. & Padmalal D. (2023). Whether the contrasting isotopic signals in groundwater sources of the Bhavani river basin are signatures of mountain block recharge? A study from the Attappadi CZO. Proc. of 35th Kerala Science Congress, 10-14 February 2023, p.117. (Won the Best Oral Presentation Award (Student) under Earth & Planetary Sciences).
9. Haridas, N.V., Banerji, U.S., Maya, K., Padmalal, D., Kurian, P.J., Bhushan, R., Dabhi, A. J., Agarwal, D. K., Sudheer, A. K., & Senthilnathan, D. (2023). Late Quaternary paleomonsoon variability from the western Bay of Bengal: A multiproxy approach [Paper presentation]. Proc. of FGRC 2023, February 1–3, Ahmedabad, Gujarat, India, p.49.
10. Das, P., Maya, K., Padmalal, D., Laskar, A., Sudheer, A. K., Kumar, S., & Bhushan, R. (2023). The evolution of thermal springs along the west coast geothermal province of Maharashtra, India: hydrochemical and isotopic constraints [Paper presentation]. Proc. of FGRC 2023, February 1–3, Ahmedabad, Gujarat, India, p.73.
11. Banerji, U. S., Maya, K., Padmalal, D., Joshi, K. B., Dabhi, A. J., Sudheer, A. K., & Bhushan, R. (2023). Hydroclimate changes during 3−5 ka from the Southern India and its global teleconnection [Paper presentation]. Proc. of FGRC 2023, February 1–3, Ahmedabad, Gujarat, India, p.20.
12. Sreelesh, R., Dutta, M, K., Sreelash, K., & Maya, K. (2023). Chemistry of dissolved major ions in Munnar Critical Zone Observatory (CZO), Southern Western ghats, India [Paper presentation]. Proc. of FGRC 2023, February 1–3, Ahmedabad, Gujarat, India, p.206.
13. Maya, K., Sreelesh, R., Majee, U., & Sreelash, K. (2023). Hydrochemistry and Hydrogeology of Cold and Thermal Springs over the South-western part of Kerala and Karnataka, India [Paper presented]. Proc. of FGRC 2023, February 1–3, Ahmedabad, Gujarat, India, p.82.
14. Smitha P.S., Maya K., Sreelash K., and D. Padmalal.(2022) A new water extraction technique for wetlands using Sentinel 2 MSI image, 34th Kerala Science Congress 2022, 10-12 February 2022, Thiruvananthapuram.
15. Shaji Jithu., Banerji U S., K Maya., Kumar Bhatuk Joshi.,A Dhabhi., Nisha Bharti., Ravi Bhushan and D Padmalal (2021) Holocene Sea-level variabilityin the coastal low land sediments of Kerala SW India.,Delhi University, 1-2 July 2021.
16. Jithu Shaji, Upasana S. Banerji, Maya K, Ravi Bhushan, D. Padmalal (2021) Paleoclimate and sea-level variability during Holocene epoch from coastal lowland sediments of Kerala, SW India, National Seminar on Recent Advances in Geoscience Research in India In, OSICON-2021 held at NCPOR, Goa, 12 - 14 August 2021.
17. Banerji, U.S., Shaji, Jithu, K Maya, Sudheer, A.K., Bhushan, Ravi and Padmalal, D (2021) Paleoclimate variability and global teleconnection during Northgrippian-Meghalayan stages from the Southern India. In, OSICON-2021 held at NCPOR, Goa, between 12 - 14 August 2021.
18. Shiekha E John, Maya K and Padmalal D (2020) Hydrological implications of mining and quarrying for minor minerals-A case from Sothern Western Ghats.pp47. National Conference- Strategy for water sustainability for human and developmental needs. Organized by Green Institute for Research and Development (GIRD), New Delhi, and Department of Environmental Engineering, Delhi Technological University, New Delhi on 19th February, 2020.
19. Padmalal D and Maya K (2020) Impact of human interferences in the river catchments of Southern Western Ghats-Lurking environmental issues and management strategies. Pp17. International Conference on “Rivers For Future” (RFF2020). Organized by Department of aquatic biology and Fisheries, University of Kerala, Karyavattom Campus, Thiruvananthapuram (5-7 Feb.2020).
20. Maya K (2019) Hydro-geochemistry of the spring water sources in the southwestern coast of India. 16th Annual Meeting of ‘Asia Oceania Geosciences Society’ (AOGS2019) at Singapore from 28th July to 03rd August 2019
21. Arulbalaji P., Maya K. and Padmalal D. (2019). Analysis of coastal landform changes using Remote Sensing and GIS: A case study of Kollam coast, SW India: Proceeding of the Sixth Biennial conference of Ocean Society of India, Kochi during 12th – 14th December 2019. pp 269 -270.
22. Vivek V. R., Sreelesh R., Silpa Mathew , Syam Sunny, K Maya and Padmalal D. Springs in the coastal lowlands of Trivandrum block: Water discharge and hydro-geochemistry , III Indian National Groundwater Conference (INGWC-2020), February 18-20 , 2020, Centre for Water Resources Development and Management, Kozhikode, India.
23. Sreelesh R., Presenjith Das, Vivek V. R., Silpa Mathew, K Maya & Padmalal D. Study on the Thermal and cold water Springs of Dakshina Kannada district, Southern Western Ghats, India, III Indian National Groundwater Conference (INGWC-2020), February 18-20, 2020, Centre for Water Resources Development and Management, Kozhikode, India.
24. Silpa, Mathew Sreelesh, R. Liji T M and Maya K (2019) Tracing source contributions of major ions in river waters - an example from southern Kerala. Contributory Paper., Indian Analytical Science Congress, 2019 on Recent advances in analytical, bio analytical and separation techniques., Organized by Indian Society of Analytical Scientists Kerala Chapter & HQ, Mumbai (IASC, 2019)., during September 19-21, 2019, at Thiruvananthapuram. Pp48-49.
25. Padmalal, D, Shiekha E John and Maya K. Mining and Quarrying for minor mineral in Southern Western Ghats – consequences and strategies for sustainable development. 36th International Geological Congress proposed to be held during 2nd - 8th March 2020 at New Delhi. (Date postponed) .Accepted.
26. Vandana, M Maya K and Padmalal D. Geo environmental impacts of hard rock quarrying in Netravati-Gurpur river basin Karnataka, India. 36th International Geological Congress proposed to be held during 2nd - 8th March 2020 at New Delhi.(Date postponed) .Accepted.
27. Sreelash, K Maya K and Padmalal D. Tropical Ecosystem Research obseRvatories in Peninsular India (TERRAIN): NCESS initiatives on Critical Zone Studies. 36th International Geological Congress proposed to be held during 2nd - 8th March 2020 at New Delhi. (Date postponed) .Accepted.
28. Gayathri J A, Vipin T Raj, Maya K and Padmalal D. Geogenic solute overloading and scale formation – A case study from Southern Western Ghats, India. 36th International Geological Congress proposed to be held during 2nd - 8th March 2020 at New Delhi. (Date postponed) .Accepted.
29. Vipin T Raj, Gayathri J A, Maya K, Sreelash K and Padmalal D. Natural and anthropogenic determinants on solute dynamics in the river waters of Southern Western Ghats – A case study. 36th International Geological Congress proposed to be held during 2nd - 8th March 2020 at New Delhi. (Date postponed) .Accepted.
30. Maya K, Vivek V R, Silpa Mathew, Sreelesh, R Syam Sunny and Padmalal D. Geothermal characteristics and hydrochemistry of groundwater around a thermal spring in Southern Western Ghats, India. 36th International Geological Congress proposed to be held during 2nd - 8th March 2020 at New Delhi. (Date postponed) .Accepted.
31. Jithu Shaji, Maya K, Ravi Bhushan and Upasana S Banerji. Indian summer monsoon variability during mid-late Holocene period along Western Ghats, India. 36th International Geological Congress proposed to be held during 2nd - 8th March 2020 at New Delhi. (Date postponed) .Accepted.
32. Gayathri J A., Vipin T Raj., Sreelash K., Maya K and Padmalal D (2019) Geochemical evolution in ground water of upper Bhavani river basin Kerala, India. Proc. abstract vol. of the National Seminar on ‘Surface water and ground water resources of Kerala: Management issues, policies, future strategies. Jointly organized by Dept. of Geology, University of Kerala & Geological Society of India, p.28. Held at Dept. of Geology, on 15th March 2019.
33. Upendra B., Maya.K., Anoop Krishnan K and Padmalal D (2019) Hydrochemical assessment of Cauvery river basin (Southern India) with special reference to CO2 consumption rates and silicate weathering. Proc. of the National Seminar on Aquatic Chemistry (AQUASEM’19) on Recent developments in aquatic chemistry. P.2., Organized by Dept. of Chemical Oceanography, Inter University Centre for Development of bio technology &Society of Aquatic Chemists (SAC): Cochin University of Science and Technology (CUSAT), From 21st -23rd March 2019, at School of Marine Sciences Auditorium, Cochin University of Science and Technology, Kochi.
34. Prasenjit Das., Maya K., Vivek Vijayan., Silpa Mathew and Arya S(2019) Hydrochemistry of the Thermal Springs of the Southern Karnataka, India. Proc. of the National Seminar on Aquatic Chemistry (AQUASEM’19) on Recent developments in aquatic chemistry. P.19., Organized by Dept. of Chemical Oceanography, Inter University Centre for Development of bio technology & Society of Aquatic Chemists (SAC): Cochin University of Science and Technology (CUSAT), From 21st -23rd March 2019, at School of Marine Sciences Auditorium, Cochin University of Science and Technology, Kochi (Abstract)
35. J A Gayathri., K Maya., K Sreelash and D Padmalal (2018) Hydrochemical assessment of ground water in Bhavani river basin , Kerala India. Proc. Swadesi Science Congress 2018.
36. Gayathri JA., K Sreelash and K Maya (2018) Changes in the rainfall characteristics and its effects and its effects on the aquifer recharge (Abstract).30th Kerala Science Congress held at Brennan College, Thalassery.Pp130-131.
37. Gayathri J A., Vipin T Raj., Sreelash K., Maya K and Padmalal D (2019) Major ion concentration in the ground water sources of Bhavani river basin (Kerala)- its implications on silicate weathering. Proc. 31st Kerala Science Congress, p.77. Held at Fatima Mata National College Kollam from 2-3rd February 2019.
38. Jithu Shaji., Upasana S Banerji., Ankur Dabhi., Ravi Bhushan., K Maya and Padmalal D (2018) Hydrological changes during Late Holocene period , Sasthamkotta Lake, Kerala- A multi proxy Approach. Abstract send to Indian Association of Sedimentologists Conference.
39. Vandana M., Maya K.,Arulbalaji P and Jithu Shaji (2019)Environmental impact of mining and quarryingin Netravathi-Gurupur rive basins: A Geo-environmental appaissal. Proc. 31st Kerala Science Congress, pp 117-118. Held at Fatima Mata National College Kollam from 2-3rd February 2019.
40. Vishnu Mohan S., Maya K., Pradeep Kumar A. P. and Padmalal D. (2018) Late Quaternary climate and sea level changes in a humid tropical coastline, SW India – its implications on geomorphic evolution, National Seminar on Dynamics of the Surface & Subsurface Geological Processes, Pondicherry University held during 8-9 Feb 2018.
41. Shiekha E John, Rajimol T R Maya K and Padmalal D (2016) Assessment of ‘degradation of Paravur Kayal using GIS and geo-environmental tools –Strategies for restoration and management. National Conference on Ecology, Sustainable Development and Wildlife Conservation (NCESW); Pp23. St. Joseph’s College, Bengaluru.
42. Padmalal, D., Maya, K. and Vishnu Mohan, S. (2016) Holocene climate change in SW India – a multi proxy study using coastal sediments as an archive, 35th International Geological Congress, Cape Town, South Africa.
43. Maya K., Vishnu Mohan S., Limaye R. B., Padmalal D. and Kumaran K. P. N. (2016) Sediment archives in the tsunami affected areas of southern Kerala, India: evidence of sea level changes and coastal evolution, Accepted for presentation in 33rd Convention of Indian Association of Sedimentologists on November- 12-14, proposed to be held at , Banaras Hindu University, Varanasi.
44. Vishnu Mohan S., Limaye R. B., Maya K., Padmalal D. and K. P. N. Kumaran (2016) Tracing signatures of mud bank formation in the late Holocene sediments along Kerala coast, SW India, Accepted for presentation in 33rd Convention of Indian Association of Sedimentologists on November- 12-14, proposed to be held at , Banaras Hindu University, Varanasi.
45. Vishnu Mohan, S., Shiekha E John, Rajimol, T. R., Maya ,K. and Padmalal, D. (2016) Environmental degradation of Paravur estuary, Kerala, SW India, National Workshop on Western Ghats - Evolution and Environmental Issues, National Centre for Earth Science Studies, pp. 62.
46. Padmalal, D., Maya, K. and Ajayakumar Varma, R. (2016) Geochemical fluxes through the small rivers of southern Western Ghats, India, National Workshop on Western Ghats - Evolution and Environmental Issues, National Centre for Earth Science Studies, pp. 19.
47. Padmalal D., Maya K. and John S. E. (2015) Environmental effects of soil quarrying in Kerala: An overview, Proceedings of the National Seminar on Soil Pollution and Paradigms for Sustainable Soil Management, Department of Environmental Sciences, University of Kerala, Kariavattom Campus, Thiruvananthapuram, pp. 22-27.
48. Vishnu Mohan S., Maya K., Shiekha E. John., Sajan K. and Padmalal D. (2015). Geochemical indicators of Holocene depositional processes in the estuarine systems of southern Kerala, SW India (Abstract volume). Proceedings of National workshop on ‘Continental crust and cover sequences in the evolution of the Indian sub-continent’, pp. 92.
49. Shiekha E John, Maya K. and Padmalal D. (2014) Environmental effects of river sand mining: a case study from SW India. Proceedings of National Seminar on Mineral Resources of Kerala (MINERALIA), pp 115-125.
50. Aswathy K. A., Shiekha E John, Maya K. and Padmalal D. (2014) Impacts of brick and tile clay mining from the wetlands of Periyar river basin, Kerala, India. Proceedings of the National Seminar on Mineral Resources of Kerala (MINERALIA), pp 137-144.
51. Vishnu Mohan S., Padmalal D., Maya K. and Baburaj B. (2014). Sea level oscillations, climate change and landform evolution in the western coastal lowlands of Trivandrum block in peninsular India. Proceedings of the fifth Indian National Conference on Harbour and Ocean Engineering (INCHOE 2014), pp 209-214
52. Padmalal D., Maya K., Vishnu Mohan S. and Baburaj B. (2014). Holocene land-sea interactions and landform changes in the coastal lands of Vembanad lagoon, Kerala, SW India. Proceedings of the fifth Indian National Conference on Harbour and Ocean Engineering (INCHOE 2014), pp 492-496.
53. Ramdev P.R., Padmalal D. and Maya K. (2014) Morphometric signatures and terrain evolution- A case study of Periyar and Muvattupuzha river basins, Kerala, SW India. Proceedings 26th Kerala Science Congress held at Wayanad, pp. 1788-1796. (The first author received Best Poster Award).
54. Aswathy K.A., Rajimol T.R., Maya K., Narendra Babu K. and Padmalal D. (2014). Water quality of a few lentic water bodies of Karamana river basin with special reference to internal loading of PO4-P and Fe. Proceedings 26th Kerala Science Congress held at Wayanad, pp. 2588-2596.
55. Shiekha E. John, Vishnu V., Manoj J., Maya K. and Padmalal D. (2014). Major and trace element chemistry of borehole cores from Paravur estuarine basin, Kerala, SW India. Proceedings 26th Kerala Science Congress held at Wayanad, pp. 2604-2610.
56. Maya K., Shiekha E. John, and Padmalal D. (2013). Evolution of mineral resources of the coastal lands of Vembanad lake with special reference to mining and mining-related environmental problems. 23rd Kerala Swadeshi Science Congress, MG University, Kottayam, pp. 446-450.
57. Rajimol T.R., Ramdev P.R., Baburaj B., Maya K. and Padmalal D. (2013). Coastal plain rivers of Thiruvananthapuram district, Kerala – River characteristics, human interventions and management strategies. Awarded Best Paper, 23rd Kerala Swadeshi Science Congress, MG University, Kottayam, pp. 336-340. (The first author received Best Paper Award).
58. Ramdev P.R., Shiekha E. John, Maya K. and Padmalal D. (2013). Environmental effects of hard rock quarrying on land and water resources of small catchments – A case study. 23rd Kerala Swadeshi Science Congress, MG University, Kottayam, pp. 327-331.
59. Shiekha E John, Maya K. and Padmalal D. (2013). Impact of mining induced channel incision on water resource potential – evidences from Kerala rivers. 23rd Kerala Swadeshi Science Congress, MG University, Kottayam, pp. 370-375.
60. Shiekha E. John, Maya K. and Padmalal D. (2013). Impacts of hard rock quarrying: An environmental case study from Greater Kochi Region, Kerala, India. 25th Kerala Science Congress, Technopark, Thiruvananthapuram, pp. 67-69.
61. Maya K., Padmalal D., Santhosh V. and Aneesh Kumar S.R. (2011). Instream and floodplain sand mining from Muvattupuzha river basin, consequences and strategies. National seminar on mining of river sand and its impacts on the environment, CWRDM, Kozhikode. pp. 111- 124.
62. Vishnu Mohan S., Sreebha S., Padmalal D., Maya K. and Linikrishna K.L. (2011). Sand mining in Pamba river. National seminar on mining of river sand and its impacts on the environment, CWRDM, Kozhikode. pp. 141- 151.
63. Anooja S., Baijulal B., Maya K., Sreebha S. and Padmalal D. (2011). Impact of sand mining on river bed changes and bed material characteristics – A case analysis. National seminar on mining of river sand and its impacts on the environment, CWRDM, Kozhikode. pp. 173- 181.
64. Baijulal B., Jissy Jyothi S., Padmalal D. and Maya K. (2011). Environmental effects of alluvial sand mining on the biological environment. National seminar on mining of river sand and its impacts on the environment, CWRDM, Kozhikode. pp. 195- 205.
65. Vishnu Mohan S., Linikrishna K. L., Maya K. and Padmalal D. (2010). Impact of Instream sand mining: an example from southern Kerala. Proceedings of the 22nd Kerala Science Congress, KFRI, Peechi, pp. 631- 632.
66. Maya K., Padmalal D., Babu K.N. and Sreeja R. (2008). Lime shell mining from Vembanad lake, Kerala – Problems and prospects. Proc. 20th Kerala Science Congress, pp. 362-365.
67. Sreeja R., Arun P.R., Maya K. and Babu K.N. (2006). Water quality in areas adjoining brick clay mines in Chalakudy river basin, Central Kerala, India. Proc. of Kerala Sci. Congress, pp. 395-397.
68. Padmalal D., Maya K., Sreebha. S. and Arun P.R. (2005). Impact of river sand mining: An over view of Kerala rivers. Paper presented in the workshop- cum- training on river sand management, CESS.
69. Sreebha S., Sobha V. and Maya K. (2005). Municipal Solid wastes (MSD) composition, its physico-chemical analysis and management options for Thiruvananthapuram corporation area. 17th Kerala Science Congress, KFRI, Peechi, pp. 196 – 198.
70. Padmalal D., Arun P.R., Maya K. and Ramachandran K.K. (2004). Mining of some natural resources of Greater Kochi Region (GKR) problems and perspectives – In. Silver Jubilee compendium, CESS. pp. 347-357.
71. Sreeja R., Maya K., Rajesh Reghunath and Padmalal D. (2003). Instream sand mining from Periyar river and emerging environmental issues, Kerala, Proc. 15th Kerala Science Congress, pp. 804-805.
72. Padmalal D. and Maya K. (2000). Sand mining from Kerala Rivers. Mruthika – A WWF India, Kerala State Office Publication, August-September issue, pp. 4-7.
73. Maya K., Padmalal D. and Ramachandran K. K. (2000). Quantification, characterization and management of solid wastes of Central Kerala. 12th Kerala Science Congress, 27-29th Jan, 2000 pp.583-587.
74. Maya K., Padmalal D. and Mohanan C.N. (1998). A preliminary investigation on Purakkad Wetlands, Alappuzha district, Kerala. 10th Kerala Science Congress, pp. 82-83.
75. Badarudeen A., Maya K. and Sajan K. (1997). Sediment, Organic Carbon and Trace Metal distributions in the Mangrove Environment, Veli, Kerala. Proc. 9th Kerala Science Congress, pp. 85-87.
76. Maya K., Badarudeen A. and Padmalal D. (1996). Palaeo-environmental interpretation of the Tertiary deposit at Varkala, Kerala. Proc. 8th Kerala Sci. Cong, pp. 87-88.

Books & Monographs

1. Padmalal D. and Maya K. (2014). Sand mining: Environmental impacts and selected case studies, Springer, London, 162p.
2. Padmalal D., Maya K. and Vishnu Mohan S. (2013). Late Quaternary climate, sea level changes and coastal evolution – A case study from SW India, Monograph, ISBN 81-901842-1-0, Published by Centre for Earth Science Studies, Thiruvananthapuram, 164p.

Education:

Professional career:

Research Interest:

Environmental Geology, Sedimentology and Geochemistry.

Training:

• Attended the five-day training Programme on “Leadership Organzation Development for Women Scientists/ Technologists” Sponsored by Department of Science and Technology, held at Centre for Organization Development (COD), Hyderabad (2018).
• Attended five-day training course on “Aquifer management and local ground water issues in Kerala” held at CGWB, Thiruvananthapuram (2014).
• Attended five-day training course on “Aquifer management and local ground water issues in Kerala” held at CGWB, Thiruvananthapuram (2013).
• Attended the “Career advancement programme for scientists” held at Sastra Bhavan, Thiruvananthapuram (2010).
• Attended the National seminar on “Career in science for woman, challenges and opportunities” held at Sastra Bhavan, Thiruvananthapuram (2009).
• Attended the one day workshop on ‘Land use policy’ organized by the Institute of Land Management and Desaster Management. 22nd February, 2007.
• Attended a workshop on ‘Energy production from biomass’ at Kanakakkunnu Palace held on 29th June, 2000.
• Attended a training programme on ‘Environmental management’ held at CWRDM, sub-centre, Neyyattinkara (1997).

Awards:

• Research guide of University of Kerala
• “Certificate of Merit for Scientists/Engineers in Ocean, Polar and Geosciences” in the Annual Awards 2019; Ministry of Earth Sciences, Govt. of India, given on the Foundation Day Celebration on 27th July 2019 at Vigyan Bhavan, New Delhi.

Membership in Professional Bodies

1. Life member of Indian Society of Remote sensing.
2. Life member of Indian Society of Applied Geochemists.
3. Life member of Geological Society of India.
4. Life member of Gondwana Geological Society.
5. Member of International Association of Sedimentologists.
6. Member of the Board of Studies of Geology(pass), University of Kerala (2017-2020).
7. Member of Centre for Organization Development (COD), Madhapur, Hyderabad Alumni Association.
8. Life Member of Ocean Society of India.
9. Member of Asia Oceania Geosciences Society (AOGS)

Projects completed as PI

1. Study on the environmental effects of mining and quarrying in the Periyar river basin, Central Kerala. National Centre for Earth Science Studies.
2. Environmental degradation of Muvattupuzha river basin- causes, consequences and strategies for river restoration. CESS Technical Report.
3. Report on brick clay mining and wire-cut brick making in Vellarappilly area, Aluva taluk, Ernakulam district. Report submitted to Kerala State Council for Science, Technology and Environment.
4. Rapid environmental impact assessment of soil quarrying – A case of Suncon-Soma soil quarry at Thirumarayur, Edakkattuvayal Grama Panchayat, Ernakulam district. Submitted to the Hon’ble High Court of Kerala.
5. Occurrence and mining of limeshell resources of Vembanad lake, Kerala. Sponsored by CESS.
6. Morphometric and geomorphic aspects of Chalakkudy River Basin, Kerala. Sponsored by CESS.