Leaderboards/Groundwater and Isotope Geochemistry

Groundwater and Isotope Geochemistry

Last updated July 15, 2026

Rising Stars

Fresh ink, massive impact

Researchers

1
Tanmoy Biswas
University of Burdwan
2
Hatim Sanad
National School of Architecture
3
Niyi Tijani Moshood
Unknown
4
Md Sifat Siddik
Bangladesh Agricultural University
5
Jannatun Nahar Jannat
Begum Rokeya University
6
Samaneh Ashraf
Université de Montréal
7
Jiaxu Zhang
Hohai University
8
Yaojin Xiong
China University of Geosciences
9
Oualid Boukich
Mohammed V University
10
Hemant Raheja
National Institute of Technology Kurukshetra

Papers

1
Assessment of Groundwater Quality Using the Pollution Index of Groundwater (PIG), Nitrate Pollution Index (NPI), Water Quality Index (WQI), Multivariate Statistical Analysis (MSA), and GIS Approaches: A Case Study of the Mnasra Region, Gharb Plain, Morocco
Water|2024
76 cit.
2
Assessment of Soil Spatial Variability in Agricultural Ecosystems Using Multivariate Analysis, Soil Quality Index (SQI), and Geostatistical Approach: A Case Study of the Mnasra Region, Gharb Plain, Morocco
Agronomy|2024
46 cit.
3
Ecological and Health Risk Assessment of Heavy Metals in Groundwater within an Agricultural Ecosystem Using GIS and Multivariate Statistical Analysis (MSA): A Case Study of the Mnasra Region, Gharb Plain, Morocco
Water|2024
46 cit.
4
Using unsupervised machine learning models to drive groundwater chemistry and associated health risks in Indo-Bangla Sundarban region
Chemosphere|2024
34 cit.
5
Geospatial analysis of trace metal pollution and ecological risks in river sediments from agrochemical sources in Morocco’s Sebou basin
Scientific Reports|2025
34 cit.
6
Ecological and Human Health Hazards Evaluation of Toxic Metal Contamination in Agricultural Lands Using Multi-Index and Geostatistical Techniques across the Mnasra Area of Morocco's Gharb Plain Region
Journal of Hazardous Materials Advances|2025
31 cit.
7
Flow and Transport in Coastal Aquifer‐Aquitard Systems: Experimental and Numerical Analysis
Water Resources Research|2024
29 cit.
8
Monte carlo simulation for evaluating spatial dynamics of toxic metals and potential health hazards in sebou basin surface water
Scientific Reports|2025
26 cit.
9
Publication in Journal of Water and Health (2024) [25 citations, W4390776655]
Journal of Water and Health|2024
25 cit.
10
Microplastics in the coral ecosystems: A threat which needs more global attention
Ocean & Coastal Management|2024
23 cit.

Emerging Leaders

Drafting the new consensus

Researchers

1
Johnbosco C. Egbueri
Chukwuemeka Odumegwu Ojukwu University
2
Debra Perrone
University of California, Santa Barbara
3
Vasant Wagh
Swami Ramanand Teerth Marathwada University
4
Sajid Shah
University of Technology Malaysia
5
Tirumalesh Keesari
Bhabha Atomic Research Centre
6
Yanyan Gao
Chang'an University
7
Yao Du
China University of Geosciences
8
Zhao Chen
Huazhong Agricultural University
9
Faxuan Yang
Chang'an University
10
Qichen Hao
Chinese Academy of Geological Sciences

Papers

1
Data-driven soft computing modeling of groundwater quality parameters in southeast Nigeria: comparing the performances of different algorithms
Environmental Science and Pollution Research|2022
129 cit.
2
Human health risk assessment of nitrate and heavy metals in urban groundwater in Southeast Nigeria
Ecological Frontiers|2023
121 cit.
3
Extent of anthropogenic influence on groundwater quality and human health-related risks: an integrated assessment based on selected physicochemical characteristics
Geocarto International|2023
120 cit.
4
Hydrogeochemical characteristics and processes of groundwater in an over 2260 year irrigation district: A comparison between irrigated and nonirrigated areas
Journal of Hydrology|2022
108 cit.
5
Water pollution indexing and health risk assessment due to PTE ingestion and dermal absorption for nine human populations in Southeast Nigeria
Groundwater for Sustainable Development|2023
103 cit.
6
Cumulative health risk assessment of multiple chemicals in groundwater based on deterministic and Monte Carlo models in a large semiarid basin
Journal of Cleaner Production|2022
91 cit.
7
Drinking water quality assessment based on statistical analysis and three water quality indices (MWQI, IWQI and EWQI): a case study
Environment Development and Sustainability|2022
89 cit.
8
Combining data-intelligent algorithms for the assessment and predictive modeling of groundwater resources quality in parts of southeastern Nigeria
Environmental Science and Pollution Research|2022
89 cit.
9
Assessment of PTEs in water resources by integrating HHRISK code, water quality indices, multivariate statistics, and ANNs
Geocarto International|2022
86 cit.
10
A multi-model study for understanding the contamination mechanisms, toxicity and health risks of hardness, sulfate, and nitrate in natural water resources
Environmental Science and Pollution Research|2023
76 cit.

Current Senior Leaders

Wrote the book, still writing it

Researchers

1
Hui Qian
Chang'an University
2
Peiyue Li
Chang'an University
3
L. Elango
Indian Institute of Technology Madras
4
John M. Mélack
University of California, Santa Barbara
5
Marc F. P. Bierkens
Utrecht University
6
John A. Cherry
University of Guelph
7
Cong‐Qiang Liu
Tianjin University
8
Yanxin Wang
Anhui University of Traditional Chinese Medicine
9
Peter G. Cook
National Centre for Groundwater Research and Training
10
Jianhua Wu
Chang'an University

Papers

1
Climate Change Will Affect the Asian Water Towers
Science|2010
4.1k cit.
2
Plumbing the Global Carbon Cycle: Integrating Inland Waters into the Terrestrial Carbon Budget
Ecosystems|2007
4k cit.
3
Global depletion of groundwater resources
Geophysical Research Letters|2010
2.1k cit.
4
Choosing appropriate techniques for quantifying groundwater recharge
Hydrogeology Journal|2002
1.7k cit.
5
Using groundwater levels to estimate recharge
Hydrogeology Journal|2002
1.3k cit.
6
Consistent increase in High Asia's runoff due to increasing glacier melt and precipitation
Nature Climate Change|2014
1.2k cit.
7
Global modeling of withdrawal, allocation and consumptive use of surface water and groundwater resources
Earth System Dynamics|2014
878 cit.
8
Groundwater contamination: pump-and-treat remediation
Environmental Science & Technology|1989
833 cit.
9
Nonsustainable groundwater sustaining irrigation: A global assessment
Water Resources Research|2011
762 cit.
10
Environmental flow limits to global groundwater pumping
Nature|2019
762 cit.

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