Ayato Kohzu | Inland water | Excellence in Research

Dr Ayato Kohzu | Inland water | Excellence in Research

Reginal Environmental Conservation Divisio at  National Institute for Environmental Studies, Japan

Ayato Kohzu, Ph.D., is a prominent figure in environmental science and limnology, currently serving as the Chief of the National Institute for Environmental Studies (NIES) in Japan. Born on March 20, 1972, in Tsukuba, Ibaraki, Japan, Kohzu’s academic journey began with a degree from Rakusei High School in Kyoto. He went on to earn his Doctor of Science degree from Kyoto University in 2000, where his doctoral dissertation showcased his dedication to advancing the understanding of ecosystem dynamics.

Publication Profile:🌟👨‍🎓


  • Graduated from Rakusei High School, Kyoto, Japan (Apr. 1987 – Mar. 1990)
  • Doctor of Science from Kyoto University, Japan (Mar. 2000)

Work Experience:

  • Chief at NIES, Japan (Apr. 2016 – Present)
  • Chief Researcher at NIES, Japan (Jul. 2010 – Mar. 2016)
  • Special Researcher at NIES, Japan (Apr. 2008 – Jun. 2010)
  • CREST Post Doctor at Japan (Apr. 2004 – Mar. 2008)
  • JSPS Post Doctor at Japan (Apr. 2001 – Mar. 2004)


  • Ecological Society of America
  • Japanese Limnological Society
  • Japanese Water Environmental Society

🔬 Research Focus:

Ayato Kohzu’s research focuses on understanding the intricate dynamics of ecosystems 🌱, particularly emphasizing the impact of various environmental factors on water quality and ecological stability. His investigations delve into diverse topics, including the effects of extreme precipitation on shallow lakes 🌊, the structural functions of sediment burrows using magnetic resonance imaging 🧲, and the consequences of macrophyte harvesting on aquatic environments 🌿. Kohzu’s work also explores the alteration of carbon and nitrogen isotopes during sedimentation processes, providing direct evidence for understanding early diagenesis in lake ecosystems. Through his research, Kohzu contributes significantly to advancing our knowledge of ecological systems and their responses to environmental changes.


Ayato Kohzu’s research has garnered significant recognition, with 1,528 citations across 88 documents, resulting in an h-index of 21. This indicates the substantial impact of his work within the scientific community.

Publications Top Notes:

  1. Kohzu, A., Matsuzaki, S.-I.S., Komuro, S., et al. (2023). Identifying the true drivers of abrupt changes in ecosystem state with a focus on time lags: Extreme precipitation can determine water quality in shallow lakes. Science of the Total Environment, 881, 163097.
  2. Shinohara, R., Matsuzaki, S.-I.S., Watanabe, M., et al. (2023). Heat Waves Can Cause Hypoxia in Shallow Lakes. Geophysical Research Letters, 50(8), e2023GL102967.
  3. Matsuzaki, S.-I.S., Kohzu, A., Tsuchiya, K., et al. (2023). Water-level drawdowns can improve surface water quality and alleviate bottom hypoxia in shallow, eutrophic water bodies. Freshwater Biology, 68(2), pp. 229–244.
  4. Shinohara, R., Tsuchiya, K., Kohzu, A., et al. (2022). The composition of organic phosphorus in a river during the springtime irrigation period. Journal of Hydrology: Regional Studies, 44, 101238.
  5. Inoue, T., Akaji, Y., Kohzu, A., et al. (2022). Relationship between plant growth and soil chemical properties in a mangrove afforestation stand, Kiribati. Plant and Soil, 479(1-2), pp. 559–571.
  6. Nakanishi, K., Yokomizo, H., Fukaya, K., et al. (2022). Inferring causal impacts of extreme water-level drawdowns on lake water clarity using long-term monitoring data. Science of the Total Environment, 838, 156088.
  7. Shinohara, R., Matsuzaki, S.-I.S., Nakagawa, M., Tsuchiya, K., Kohzu, A. (2022). Does increased springtime solar radiation also increase primary production? Journal of Plankton Research, 44(4), pp. 496–506.


Fenil Gandhi | Water Management | Best Researcher Award

Dr Fenil Gandhi | Water Management | Best Researcher Award

Researcher at  Bruhad Consultant, India

Dr. Fenil Gandhi is a highly skilled researcher and Civil-Water Resources Engineer based in North Brunswick, NJ, USA. With a Ph.D. in Civil Engineering specializing in Water Resource Engineering from S V National Institute of Technology, Surat, India, he has more than five years of experience in research and has delivered expert lectures as a Civil Engineering specialist.


Publication Profile:🌟👨‍🎓

Education 📚

  • Ph.D. in Civil Engineering (Water Resource Engineering), S V National Institute of Technology, Surat, India, 08/2023
  • Master of Engineering: Civil – Water Resource Engineering, The Maharaja Sayajirao University of Baroda, Vadodara, Surat, 07/2015
  • Bachelor of Engineering: Civil Engineering, Gujarat Technological University, Surat, India, 07/2013

Professional Experience 👷‍♂️

  • Infrastructure Engineer, Facile Maven Private Limited, Surat, India, 04/2023 to 08/2023
  • Assistant Professor, GIDC Degree Engineering College, Navsari, India, 09/2016 to 07/2018
  • Assistant Engineer, Road & Building Department, Govt. of Gujarat, Vadodara, India, 10/2015 to 09/2016

Achievements and Memberships 🏆

  • Earned “Minister of Human Resources Development (MHRD), Government of India” Fellowship for Ph.D. program
  • Recognized as a reviewer by the “Current Agricultural Research Journal, India”
  • Appointed as a reviewer in international journals, including “Journal of Water Resources and Ocean Science (WROS)” and “Cloud computing and data science, Singapore”

Certifications 🎓

  • Python for non-programmers
  • Python in Excel
  • Python for Data Analysis: Solve Real-World Challenges
  • Real-World GIS
  • Water-Energy-Food (WEF) Nexus master-class

👨‍🔬 Research Focus:

Dr. Fenil Gandhi’s research primarily centers around water resources management and environmental sustainability in Gujarat, India. His work spans diverse areas, including:

  1. Surface Runoff Estimation: Investigating sub-watersheds in Rajkot District using SCS–Curve Number and Integrated Geo-Spatial Techniques.
  2. Rainfall Analysis: Conducting statistical temporal analyses of rainfall trends and variability in Surat District, Gujarat, with a focus on hydrological implications.
  3. Groundwater Potentiality: Employing remote sensing and fuzzy approaches to decipher groundwater potential and sensitivity studies in the Surat region.
  4. Geospatial Integration: Developing an integrated approach utilizing GIS and Remote Sensing for identifying prospective groundwater zones in Surat.
  5. Rainfall Prediction: Utilizing a combined Standardized Precipitation Index and ANFIS approach to predict rainfall in the Tropical Savanna Region.
  6. Soil Erosion Assessment: Collaborating on an upcoming project using the Integrated Universal Soil Loss Equation (USLE) and Geospatial methods to assess soil erosion in the Machhu Sub-watershed.

Dr. Gandhi’s holistic research portfolio reflects his commitment to advancing knowledge in water resource engineering, sustainable practices, and environmental protection. 🌱💧

Publications Top Notes:

1. “Statistical Temporal Analysis of Rainfall in Surat District, Gujarat, India”

  • Authors: F.R. Gandhi, J.N. Patel
  • Journal: International Journal of Hydrology Science and Technology, 2023, 15(4), pp. 373–389

2. “Integrated GIS and Remote Sensing for Groundwater Zones in Surat, India”

  • Authors: F.R. Gandhi, J.N. Patel
  • Journal: Groundwater for Sustainable Development, 2022, 18, 100805

3. “Combined SPI and ANFIS Approach for Rainfall Prediction in Tropical Savanna”

  • Authors: F.R. Gandhi, J.N. Patel
  • Journal: Journal of Soft Computing in Civil Engineering, 2022, 6(3), pp. 63–77

4. “Groundwater Potentiality Deciphering Using Remote Sensing and Fuzzy Approach”

  • Authors: F.R. Gandhi, J.N. Patel
  • Journal: Acta Geophysica, 2022, 70(1), pp. 265–282

5. “Estimation of Surface Runoff in Rajkot District, Gujarat, India”

    • Authors: F.R. Gandhi, J.N. Patel
    • Journal: International Journal of Engineering and Advanced Technology, 2019, 8(5), pp. 33–41