Faculty

Brief Introduction

I teach Environmental Chemistry at Cochin university of Science &Technology. I am mainly involved in research on geochemistry (nutrients, heavy metals and organic matter) of estuaries and forest soils.

Contact Info

Phone | 9447372208

Email | ratheeshses@cusat.ac.in

Education

• 2005-2012 - PhD in Organic Geochemistry, Cochin University of Science and Technology, Kochi, Kerala
• 2002-2004 - MSc Hydrochemistry, Cochin University of Science and Technology, Kochi, Kerala
• 1999-2002 - BSc Chemistry, Mahatma Gandhi University, Kottayam, Kerala

Experience

• March 2018 Present - Assistant Professor - School of Environmental Studies, Cochin University of Science and Technology.
• 2013 to October 2018 - Junior Scientific Officer - Chemical Examiner 's Laboratory Department, Govt. of Kerala October.

Students

• Roshni Mohan (Reg. No: 5974) Biogeochemistry of Ashtamudi Estuary: Spatio Temporal Variability & Its Implications
• Sudha A (Reg. No: 5975)- Biogeochemical Characterization of Soil Organic Matter of Forest In Central Kerala Zone A Biomarker Approach
• Stephy P S (Reg. No: 6196) Bioactive Compounds from Bruguiera cylindrica
• Gayathri O.S (Reg. No: 6229) Assessment of Accumulation & Sources of Organic Matter in Forests Soils of Kerala A Biomarker Approach

Publications

• Gayathri, O. S., Meenakshi, J., Resmi, P., Ragi, A. S., Rakesh, V. B., Salas, P. M., & Kumar, R. (2021). Geochemical distribution and dynamics of sedimentary phosphorous fractions in Vembanad wetland ecosystem. Regional Studies in Marine Science, 44, 101717.
• Resmi, P., Gireeshkumar, T. R., Ratheesh Kumar, C. S., Udayakrishnan, P. B., & Chandramohanakumar, N. (2021). Distribution and sources of fatty acids in surface sediments of mangrove ecosystems in the Northern Kerala Coast, India. Environmental Forensics, 1-14.
• Manju M.N., Ratheesh Kumar C.S., Resmi P., Gireeshkumar T.R., Manju Mary Joseph., Salas P.M., Chandramohanakumar N. 2020. Trace metal distribution in the sediment cores of mangrove ecosystems along northern Kerala coast, south-west coast of India. Marine Pollution Bulletin.153, 110946
• Ratheesh Kumar C. S., Renjith K. R., Manju Mary Joseph, Salas P. M., Resmi P., Chandramohanakumar N. 2019. Inventory of aliphatic hydrocarbons in a tropical mangrove estuary: a biomarker approach Environmental Forensics .20:4,370-384.
• Salas P. M., Sujatha, C. H., Ratheesh Kumar C. S., Dayala V. T. 2019 .Fate and transport processes of phosphorous fractions in selected surface sediments of Cochin Estuary, Southwest Coast of India Environmental Forensics 20:3,234-250.
• Salas P.M., Sujatha C.H., Ratheesh Kumar C.S., Eldhose Cheriyan. 2018. Amino acids as indicators to elucidate organic matter degradation profile in the Cochin estuarine sediments, Southwest coast of India Marine Pollution Bulletin.127, 273-284.
• Radhika R., Ratheesh Kumar C.S., Salas P.M., Sujatha C.H., Chandramohanankumar, N. 2018. A Seasonal Evaluation of Dynamics of an Aquatic Ecosystem, Kochi, Kerala, India International Journal of Advanced Scientific Research and Management. 3 (11)290-307.
• Salas P.M., Sujatha C.H., Ratheesh Kumar C.S., Cheriyan E. 2017. Heavy metal distribution and contamination status in the sedimentary environment of Cochin estuary Marine Pollution Bulletin. 119 (2) 191-203.
• Resmi P., Manju M.N., Gireeshkumar T.R., Ratheesh Kumar C.S., Movith M., Chandramohanakumar N. 2016. Phosphorous fraction in mangrove sediments of Kerala, southwest coast of India: the relative importance of inorganic and organic phosphorous fraction. Environmental Monitoring and Assessment 188 1-16.
• Manju M. N., Resmi P. Ratheesh Kumar C.S., Gireeshkumar T.R., Chandramohanakumar N., Manju Mary Joseph. 2016 .Biochemical and stable carbon isotope records of mangrove derived organic matter in the sediment cores. Environmental Earth Sciences 75 (7)565 .
• Sanil Kumar K. S., Nair S. M., Salas P. M., Prashob Peter K. J., Ratheesh Kumar C. S. 2016. Aliphatic and polycyclic aromatic hydrocarbon contamination in surface sediment of the Chitrapuzha River, South West India. Chemistry and Ecology 32 (2) 117135.
• Resmi P., Manju M. N., Gireeshkumar T. R., Ratheesh Kumar,C.S., Chandramohanakumar N. 2016. Source characterisation of sedimentary organic matter in mangrove ecosystems of northern Kerala, India: Inferences from bulk characterisation and hydrocarbon biomarkers. Regional Studies in Marine Science 743-54.
• Salas P. M., Sujatha C. H. Ratheesh Kumar C S. 2015. Fate and source distribution of organic constituents in a river-dominated tropical estuary, Journal of Earth System Science 124 (6)1265-1279.
• Renjith K.R., Sudheesh V., Anu Shaji, Ejin George, Manju Mary Joseph, Ratheesh Kumar C.S., Chandramohanakumar N. 2015. Geochemical distribution, bioavailability and potential toxicity of some trace metals in a complex micro-tidal estuary, Southwest India Toxicological & Environmental Chemistry 98:1 36-52.
• Udayakumar, P., Jean Jose J. Anoop Krishnan, K., Ratheesh Kumar C. S., Manju M. N., Salas P. M. 2014. Heavy metal accumulation in the surficial sediments along southwest coast of India Environmental Earth Sciences 72 (6) 1887-1900.
• Renjith K. R., Manju Mary Joseph, Prosenjit Ghosh, Habeeb Rahman K., Ratheesh Kumar C.S., Chandramohanakumar. N. 2013.Biogeochemical facsimile of the organic matter quality and trophic status of a micro-tidal tropical estuary Environmental Earth Sciences 70 (2) 729-742.
• Joseph, Manju Mary, Renjith, K. R. Ratheesh Kumar C. S., Chandramohanakumar. N. 2012. Assessment of organic matter sources in the tropical mangrove ecosystems of Cochin, Southwest India Environmental Forensics 13(3) 262-271.
• Manju M. N., Resmi, P. Gireesh Kumar T. R., Ratheesh Kumar C. S., Rahul, R., Joseph M. M., Chandramohanakumar. N. 2012. Assessment of water quality parameters in mangrove ecosystems along Kerala coast: a statistical approach. International Journal of Environmental Research6(4) 893-902.
• Joseph Manju Mary, Ratheesh Kumar, C.S., Renjith, K. R., Gireesh Kumar T.R.,Chandramohanakumar. N. 2011. Phosphorus fractions in the surface sediments of three mangrove systems of southwest coast of India Environmental earth sciences 62(6) 1209-1218.
• Ratheesh Kumar C.S., Joseph M. M., Gireeshkumar T. R., Renjith, K. R., Manju, M. N., Chandramohanakumar. N. 2010. Spatial variability and contamination of heavy metals in the inter-tidal systems of a tropical environment International journal of Environmental Research 4(4)691-700.
• Joseph Manju Mary., Ratheesh Kumar C. S., Gireesh Kumar T.R., Renjith K. R., Chandramohanakumar N. 2008. Biogeochemistry of surficial sediments in the intertidal systems of a tropical environment Chemistry and Ecology 24 (4) 247-258.
• Ratheesh Kumar C. S., Manju Mary Joseph, Renjith K. R., Gireesh Kumar T.R., and Chandramohanakumar N. 2009. Geochemistry of heavy metals in the surface sediments of tropical mangrove systems in southwest India Ocean Society of India, (Proceedings Full paper) OSICON Proceedings-181-193.
• Gireesh Kumar T.R., Ratheesh Kumar C. S., Deepulal P.M., Chandramohanakumar N.2009. Monitoring of water and sediment quality around Cochin Harbor area with a special emphasis on metal pollution” Ocean Society of India, (Proceedings Full paper)OSICON Proceedings- 222-229.
• Manju Mary Joseph, Ratheesh Kumar C.S., Renjith, K. R., Gireesh Kumar T. R., Chandramohanakumar N. 2009. Biogeochemical evaluation of Mangalavanam, a tropical mangrove forest in the southwest coast of India Ocean Society of India, (Proceedings Full paper) OSICON Proceedings-206-216.