0000-0002-7481-3974 About
Dr. Ganapati Narayan Nayak (G.N. Nayak)
Born on June 10th, 1957, in Ankola Taluka, Karnataka State, India.
Education:
B.Sc. in Geology, 1979
M.Sc. in Applied Geology, 1982
Ph.D. in Geology, 1986 Thesis Title: Studies on Morphology, Texture and Mineralogy of the Beaches along North Karnataka Coast around Karwar, India
Academic Career:
Goa University (1986 - 2019): Roles held include Lecturer, Reader, Professor, and Senior Professor.
Courses Taught: Marine Geology, Sedimentology, and Marine Geochemistry to Master of Marine Sciences.
Administrative Positions at Goa University: Chairman Board of Studies, Head of the Department, Dean of the Faculty. Member of University Executive Council, Academic Council, and Senate.
Post-superannuation (2019-2022): CSIR Emeritus Scientist at Goa University.
Professional Affiliations & Roles:
Editor in Chief, the Journal of Indian Association of Sedimentologists (JIAS) from 2026
President, Indian Association of Sedimentologists (IAS), from 2013 to 2025.
Expert, Goa State Wetland Authority (GSWA), from 2017 to 2024.
Member, Goa Environmental Protection Council (2007-2010).
Expert Member, Goa State Climate Change (2017-2020).
Several roles in academic and governmental organizations related to Marine Sciences and Oceanography.
Research Accomplishments:
Completed 20 externally funded projects (14 public, 6 private).
Organized 6 National seminars/workshops.
Supervision: 2 post-doctoral fellows, 16 Ph.D. students, 1 M.Phil. student, and several M.Sc. Dissertation students.
Publications: Numerous research papers in international and national journals, book chapters, and conference proceedings.
Conferences: Presented multiple papers nationally and internationally. Attended conferences in England (2010), USA (2012), and Germany (2019).
Awards: Received accolades for research contributions, including The Rekha Nandi and Bhupesh Nandi Prize (2010) and The Shrimati Saroma Sanyal Memorial Prize (2007). Five research papers received Best Presentation Awards.
Metrics: Google Scholar - 1901 citations, h-index 25, i10 index 60. ResearchGate - 1561 citations, h-index 22, score 1137, 65447 reads.
Research Expertise: Areas of speciality include Climate Science, Environmental Science, Coastal Geomorphology, Coastal and Estuarine Sedimentology, Sediment geochemistry, and the Bioavailability and Bioaccumulation of metals.
Reviewer Activities:
Peer reviewer for multiple international and national journals including Environmental Monitoring & Assessment, Environmental Earth Sciences, Toxicology & Environmental Chemistry, Ecotoxicology & Environmental Safety, Arabian Journal of Geosciences, Journal of Coastal Research, Journal of Asian Earth Sciences, Geo-Marine Letters, Journal of Oceanography and Marine Science, The Holocene, Limnology and Oceanography, Current Science, Indian Journal Marine Sciences, Journal of Geological Society of India, and Journal of Indian Association of Sedimentologists.
Evaluated technical reports for the Ministry of Environment, CSIR, DST, and DOD, Govt. of India, primarily on Mining and Environment and Coastal zone projects.
Assessed over 24 Ph.D. theses for various Indian universities.
Employment
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Goa University Faculty - Lecturer, Reader, Professor, Senior Professor1986 - 2019
Education
Education history is unavailable.
Projects & Funding
Projects & funding information is unavailable.
Publications (63)
- Speciation of metals in sediments and their bioaccumulation by edible bivalves (Cassosstrea spp. and Polymesoda spp.) in the aquatic bodies of Goa, west coast of India Save
- Sedimentary processes, metal enrichment and potential ecological risk of metals in lacustrine sediments of Svalbard, Arctic Save
- Source, Processes, and Depositional Environments of Estuarine Mudflat Core Sediments, Central Western Coast of India Save
- Reading source, Holocene climate change and monsoon signatures in surface and core sediments from western Bay of Bengal Save
- Biogenic Silica Indicator of Paleoproductivity in Lacustrine Sediments of Svalbard, Arctic Save
- Metal enrichment and toxicity assessment through total and speciation of metals in lower and middle regions of tropical (Mandovi) Estuary, western coast of India Save
- Nutrient Cycling and Productivity in Antarctic Lakes Save
- Changing Tropical Estuarine Sedimentary Environments with Time and Metals Contamination, Cest Coast of India Save
- Physical/chemical weathering and climate fluctuations during last ~6000 years—investigation through a sediment core, off Mahanadi River mouth, western Bay of Bengal Save
- Processes and metal enrichment of adjacent mudflat and mangrove environments in the middle estuarine regions of tropical Mandovi Estuary, Goa, west coast of India Save