Citation Rankings
Highly Cited Researchers

Highly Cited Researchers 42 Scientists Citation Rankings - 2025

The Citation Rankings (Highly Cited Researchers) list highlight the most cited and influential researchers across a vast range of scientific fields, covering 197 main and sub-disciplines, including the Art and Humanities Citation Rankings and Social Sciences and Humanities Citation Rankings. This service, offered exclusively by AD Scientific Index, aims to provide a balanced perspective by excluding data from CERN and other statistical sources that disproportionately favor certain researchers, particularly in the social sciences and humanities. This unique approach addresses the advantages researchers with multi-author publications and CERN involvement hold over others. Furthermore, citation rankings help uncover rule violations and unethical practices within the research community. For more detailed citation analyses, explore the Scientists Last 6 Years Citation Index, Universities Total Citations Rankings 2025, and Universities Last 6 Years Citations Rankings 2025.

* Total Citation Counts Rankings
Ranking Based On Selection: 1
Canada
Sreenivas Alampalli
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,317
846
0.255
* Total Citation Counts Rankings
Ranking Based On Selection: 2
Canada
Ruchira Somaweera
Herpetology
Evolutionary ecology
Conservation biology
Phylogenetics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,218
1,762
0.548
* Total Citation Counts Rankings
Ranking Based On Selection: 3
Canada
Linda Halsey
Northern Wetlands
Landscape Ecology
Environmental Impact Assessments
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,169
534
0.169
* Total Citation Counts Rankings
Ranking Based On Selection: 4
Canada
Qingsheng Chen
Tailings Dam/Geotechnical Engineering
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,606
2,031
0.779
* Total Citation Counts Rankings
Ranking Based On Selection: 5
Canada
Francis K Wiese
climate change
resilience
system science
socio-ecological systems
marine science
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,018
822
0.407
* Total Citation Counts Rankings
Ranking Based On Selection: 6
Canada
Luyao Xu
Pipeline Integrity
Hydrogen Energy
FEA
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,865
1,033
0.554
* Total Citation Counts Rankings
Ranking Based On Selection: 7
Canada
Ryan F. Limb
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,710
1,093
0.639
* Total Citation Counts Rankings
Ranking Based On Selection: 8
Canada
Gaurav Dhawan
Public Health
Hormesis
Low Dose Radiation
Toxicology
Vector Borne Diseases
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,476
1,209
0.819
* Total Citation Counts Rankings
Ranking Based On Selection: 9
Canada
Tom Shire
Geotechnical Engineering
Soil Mechanics
Internal Erosion
Unsaturated Soil Mechanics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,316
993
0.755
* Total Citation Counts Rankings
Ranking Based On Selection: 10
Canada
Yiran Tong
Wastewater Treatment
Groundwater Remediation
Nutrient Recovery
Microbial Fuel Cells
environmental science
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,279
892
0.697
* Total Citation Counts Rankings
Ranking Based On Selection: 11
Canada
Vinod Mahat
Civil Engimeer - Hydrology/Hydraulics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
905
588
0.650
* Total Citation Counts Rankings
Ranking Based On Selection: 12
Canada
Carla Cherchi
Water
Wastewater
Energy
Sustainability
Nanotoxicity
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
878
460
0.524
* Total Citation Counts Rankings
Ranking Based On Selection: 13
Canada
Mutiara Ayu Sari
water treatment
membrane science & technology
desalination
electrocoagulation
water-energy nexus
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
727
510
0.702
* Total Citation Counts Rankings
Ranking Based On Selection: 14
Canada
Heather N. Lynch
Environmental health
toxicology
risk assessment
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
686
406
0.592
* Total Citation Counts Rankings
Ranking Based On Selection: 15
Canada
Adam Witt
Water resources engineering
water systems operations
Hydropower
Gas transfer
Energy economics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
638
501
0.785
* Total Citation Counts Rankings
Ranking Based On Selection: 16
Canada
Mehran Andalib
Chemical Engineering
Environmental Engineering
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
632
336
0.532
* Total Citation Counts Rankings
Ranking Based On Selection: 17
Canada
Sanaz Imen
Climate Change
Remote Sensing
Water Quality Modeling
Water Resource Management
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
628
412
0.656
* Total Citation Counts Rankings
Ranking Based On Selection: 18
Canada
Nathaniel T Marshall
Molecular Ecology
Conservation Genetics
Freshwater Ecology
Population Genetics
Aquatic Invasive Species
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
512
427
0.834
* Total Citation Counts Rankings
Ranking Based On Selection: 19
Canada
Assaad Elias Mrad
Biogeosciences
Ecohydrology
Surface hydrology
wildfires
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
506
490
0.968
* Total Citation Counts Rankings
Ranking Based On Selection: 20
Canada
Hamid Karimpour
Geomechanics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
470
209
0.445
* Total Citation Counts Rankings
Ranking Based On Selection: 21
Canada
Leif Burge
Fluvial Geomorphology
Natural Channel Design
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
417
135
0.324
* Total Citation Counts Rankings
Ranking Based On Selection: 22
Canada
Vichika Iragavarapu
transportation operations and safety
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
376
172
0.457
* Total Citation Counts Rankings
Ranking Based On Selection: 23
Canada
Ralph Farai Muvhiiwa
Chemical Engineering
Waste to Energy Processes
Water Treatment
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
344
319
0.927
* Total Citation Counts Rankings
Ranking Based On Selection: 24
Canada
Yacoub Petro
Project and Strategic management
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
298
223
0.748
* Total Citation Counts Rankings
Ranking Based On Selection: 25
Canada
Mohammad Rashidi
Geotechnical Engineering
Soil stabilization
Earth dams
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
251
177
0.705
* Total Citation Counts Rankings
Rankings
302,416
Canada
12,492
1
Ranking Based On Selection: 1
Sreenivas Alampalli
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,317
846
0.255
* Total Citation Counts Rankings
Rankings
310,117
Canada
12,729
2
Ranking Based On Selection: 2
Ruchira Somaweera
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,218
1,762
0.548
Herpetology
Evolutionary ecology
Conservation biology
Phylogenetics
* Total Citation Counts Rankings
Rankings
314,138
Canada
12,884
3
Ranking Based On Selection: 3
Linda Halsey
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,169
534
0.169
Northern Wetlands
Landscape Ecology
Environmental Impact Assessments
* Total Citation Counts Rankings
Rankings
367,884
Canada
14,751
4
Ranking Based On Selection: 4
Qingsheng Chen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,606
2,031
0.779
Tailings Dam/Geotechnical Engineering
* Total Citation Counts Rankings
Rankings
445,232
Canada
17,183
5
Ranking Based On Selection: 5
Francis K Wiese
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,018
822
0.407
climate change
resilience
system science
socio-ecological systems
marine science
* Total Citation Counts Rankings
Rankings
470,495
Canada
17,922
6
Ranking Based On Selection: 6
Luyao Xu
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,865
1,033
0.554
Pipeline Integrity
Hydrogen Energy
FEA
* Total Citation Counts Rankings
Rankings
499,256
Canada
18,796
7
Ranking Based On Selection: 7
Ryan F. Limb
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,710
1,093
0.639
* Total Citation Counts Rankings
Rankings
548,995
Canada
20,229
8
Ranking Based On Selection: 8
Gaurav Dhawan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,476
1,209
0.819
Public Health
Hormesis
Low Dose Radiation
Toxicology
Vector Borne Diseases
* Total Citation Counts Rankings
Rankings
588,873
Canada
21,434
9
Ranking Based On Selection: 9
Tom Shire
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,316
993
0.755
Geotechnical Engineering
Soil Mechanics
Internal Erosion
Unsaturated Soil Mechanics
* Total Citation Counts Rankings
Rankings
598,898
Canada
21,734
10
Ranking Based On Selection: 10
Yiran Tong
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,279
892
0.697
Wastewater Treatment
Groundwater Remediation
Nutrient Recovery
Microbial Fuel Cells
environmental science
* Total Citation Counts Rankings
Rankings
722,808
Canada
25,101
11
Ranking Based On Selection: 11
Vinod Mahat
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
905
588
0.650
* Total Citation Counts Rankings
Rankings
733,665
Canada
25,401
12
Ranking Based On Selection: 12
Carla Cherchi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
878
460
0.524
Water
Wastewater
Energy
Sustainability
Nanotoxicity
* Total Citation Counts Rankings
Rankings
799,388
Canada
27,028
13
Ranking Based On Selection: 13
Mutiara Ayu Sari
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
727
510
0.702
water treatment
membrane science & technology
desalination
electrocoagulation
water-energy nexus
* Total Citation Counts Rankings
Rankings
819,298
Canada
27,538
14
Ranking Based On Selection: 14
Heather N. Lynch
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
686
406
0.592
Environmental health
toxicology
risk assessment
* Total Citation Counts Rankings
Rankings
843,411
Canada
28,061
15
Ranking Based On Selection: 15
Adam Witt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
638
501
0.785
Water resources engineering
water systems operations
Hydropower
Gas transfer
Energy economics
* Total Citation Counts Rankings
Rankings
846,645
Canada
28,139
16
Ranking Based On Selection: 16
Mehran Andalib
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
632
336
0.532
* Total Citation Counts Rankings
Rankings
848,662
Canada
28,189
17
Ranking Based On Selection: 17
Sanaz Imen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
628
412
0.656
Climate Change
Remote Sensing
Water Quality Modeling
Water Resource Management
* Total Citation Counts Rankings
Rankings
919,832
Canada
29,956
18
Ranking Based On Selection: 18
Nathaniel T Marshall
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
512
427
0.834
Molecular Ecology
Conservation Genetics
Freshwater Ecology
Population Genetics
Aquatic Invasive Species
* Total Citation Counts Rankings
Rankings
924,570
Canada
30,094
19
Ranking Based On Selection: 19
Assaad Elias Mrad
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
506
490
0.968
Biogeosciences
Ecohydrology
Surface hydrology
wildfires
* Total Citation Counts Rankings
Rankings
955,489
Canada
30,965
20
Ranking Based On Selection: 20
Hamid Karimpour
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
470
209
0.445
* Total Citation Counts Rankings
Rankings
1,004,474
Canada
32,240
21
Ranking Based On Selection: 21
Leif Burge
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
417
135
0.324
Fluvial Geomorphology
Natural Channel Design
* Total Citation Counts Rankings
Rankings
1,046,085
Canada
33,383
22
Ranking Based On Selection: 22
Vichika Iragavarapu
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
376
172
0.457
* Total Citation Counts Rankings
Rankings
1,081,356
Canada
34,361
23
Ranking Based On Selection: 23
Ralph Farai Muvhiiwa
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
344
319
0.927
Chemical Engineering
Waste to Energy Processes
Water Treatment
* Total Citation Counts Rankings
Rankings
1,141,125
Canada
35,961
24
Ranking Based On Selection: 24
Yacoub Petro
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
298
223
0.748
* Total Citation Counts Rankings
Rankings
1,214,364
Canada
37,864
25
Ranking Based On Selection: 25
Mohammad Rashidi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
251
177
0.705
Geotechnical Engineering
Soil stabilization
Earth dams
We use cookies to personalize our website and offer you a better experience. If you accept cookies, we can offer you special services.   Cookie Policy