Top 100 Scientists

World Top 100 Scientists 2025

Top 100 scientists can be ranked globally or specific to the following regions including Africa, Asia, Europe, North America, Latin America, Oceania, Arab League, ASEAN, EECA, and BRICS based on total H-index scores without any breakdown by subject areas. Top 100 rankings in the world, in a continent, or a region include standardized subjects areas of Agriculture & Forestry, Arts, Design and Architecture, Business & Management, Economics & Econometrics, Education, Engineering & Technology, History, Philosophy, Theology, Law/Law and Legal Studies, Medical and Health Sciences, Natural Sciences, Social Sciences, Art and Humanities Rankings and Social Sciences and Humanities Rankings BETA VERSION. Subject field ranking in world, region, country and university is beta version since subject field "others" (870,053 scientists profile whose branch cannot be determined, not yet edited or determined) is excluded, so the ranking will change as the others fields are edited. Please note that. Subjects indicated as “ * others ” will not be included in the ranking by regions and subjects.

* Rankings
Ranking Based On Selection: 2
Marc Bierkens
Hydrology
Water Resources
Geosciences
Environmental Sciences
Ecology
Metrics
H-Index
i10 Index
Citation
88
221
41,626
* Rankings
Ranking Based On Selection: 3
Roderik Van De Wal
Climate Change
Climate Dynamics
Ice Sheets
Sea Level Rise
Metrics
H-Index
i10 Index
Citation
83
228
26,742
* Rankings
Ranking Based On Selection: 4
S Majid Hassanizadeh
multiphase flow and solute and colloid transport in porous media
Metrics
H-Index
i10 Index
Citation
68
192
19,439
* Rankings
Ranking Based On Selection: 5
Max Rietkerk
Spatial Ecology
Tipping Points
Complex Systems
Ecosystem Resilience
Self-organization
Metrics
H-Index
i10 Index
Citation
61
114
21,751
* Rankings
Ranking Based On Selection: 6
Martin Wassen
ecology
environmental science
biodiversity
climate
water
Metrics
H-Index
i10 Index
Citation
55
142
10,123
* Rankings
Ranking Based On Selection: 7
Michelle Th Van Vliet
water resources
water quality
water-energy-food-ecosystem nexus
global change
Metrics
H-Index
i10 Index
Citation
52
86
13,711
* Rankings
Ranking Based On Selection: 8
Stefan C Dekker
Environmental Sciences
EcoHydrology
Soil Science
Climate
Hydrology
Metrics
H-Index
i10 Index
Citation
51
105
9,806
* Rankings
Ranking Based On Selection: 9
Geert Sterk
Land degradation
wind erosion
water erosion
water harvesting
climate change
Metrics
H-Index
i10 Index
Citation
45
84
7,322
* Rankings
Ranking Based On Selection: 10
Birka Wicke
Land use
Climate change
Sustainability
Bioenergy
Agriculture
Metrics
H-Index
i10 Index
Citation
33
50
5,365

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* Rankings
Ranking Based On Selection: 12
Li Shen
environmental science
early-stage sustainability assessment
green chemistry
biobased economy
circular economy
Metrics
H-Index
i10 Index
Citation
29
36
5,286
* Rankings
Ranking Based On Selection: 14
Dries Hegger
environmental governance
climate change adaptation
sustainability transitions
water governance
Metrics
H-Index
i10 Index
Citation
28
59
3,727
* Rankings
Ranking Based On Selection: 15
Frank Van Laerhoven
Common pool resources
Local governance
Community forestry
Collective action
Global environmental change
Metrics
H-Index
i10 Index
Citation
27
43
3,397
* Rankings
Ranking Based On Selection: 16
Mariska Te Beest
plant community ecology
invasive species
climate change
savanna ecology
Metrics
H-Index
i10 Index
Citation
26
36
5,353
* Rankings
Ranking Based On Selection: 17
Karin Rebel
ecohydrology
biogeochemistry
spatial dynamic modelling
Metrics
H-Index
i10 Index
Citation
22
30
2,595
* Rankings
Ranking Based On Selection: 18
Mariësse Ae Van Sluisveld
2 degrees
energy scenarios
model validation
validation methods
climate change
Metrics
H-Index
i10 Index
Citation
19
26
2,157
Marloes Hn Bakker
floods
water governance
transboundary waters
climate change
climate adaptation
Metrics
H-Index
i10 Index
Citation
14
18
1,182
Kaj-Ivar Van Der Wijst
Impacts of climate change
integrated assessment modelling
global climate policy
Metrics
H-Index
i10 Index
Citation
13
15
1,615
İr. M (Martine) G De Vos
semantic web
open science
knowledge engineering
conceptual modeling
environmental science
Metrics
H-Index
i10 Index
Citation
9
9
353
Jiakun Liu 刘佳坤)
environment and health
urban sustainable development
travel and well-being
Metrics
H-Index
i10 Index
Citation
7
7
364
Ebrahim Ghotbi Ravandi
Geoenvironmental engineering
Geotechnics
Environmetal engineering
numerical modeling
Artificial inteligence
Metrics
H-Index
i10 Index
Citation
6
4
118
Yvonne Smit
Hydrology
Earth Surface Processes
Environmental Sciences
Coastal Morphology
Metrics
H-Index
i10 Index
Citation
5
3
92
Rankings
Ranking Based On Selection: 1
Roel Vermeulen
Metrics
H-Index
i10 Index
Citation Counts
103
661
46,801
Rankings
Ranking Based On Selection: 2
Marc Bierkens
Metrics
H-Index
i10 Index
Citation Counts
88
221
41,626
Hydrology
Water Resources
Geosciences
Environmental Sciences
Ecology
Rankings
Ranking Based On Selection: 3
Roderik Van De Wal
Metrics
H-Index
i10 Index
Citation Counts
83
228
26,742
Rankings
Ranking Based On Selection: 4
S Majid Hassanizadeh
Metrics
H-Index
i10 Index
Citation Counts
68
192
19,439
multiphase flow and solute and colloid transport in porous media
Rankings
Ranking Based On Selection: 5
Max Rietkerk
Metrics
H-Index
i10 Index
Citation Counts
61
114
21,751
Spatial Ecology
Tipping Points
Complex Systems
Ecosystem Resilience
Self-organization
Rankings
Ranking Based On Selection: 6
Martin Wassen
Metrics
H-Index
i10 Index
Citation Counts
55
142
10,123
Rankings
Ranking Based On Selection: 7
Michelle Th Van Vliet
Metrics
H-Index
i10 Index
Citation Counts
52
86
13,711
water resources
water quality
water-energy-food-ecosystem nexus
global change
Rankings
Ranking Based On Selection: 8
Stefan C Dekker
Metrics
H-Index
i10 Index
Citation Counts
51
105
9,806
Environmental Sciences
EcoHydrology
Soil Science
Climate
Hydrology
Rankings
Ranking Based On Selection: 9
Geert Sterk
Metrics
H-Index
i10 Index
Citation Counts
45
84
7,322
Land degradation
wind erosion
water erosion
water harvesting
climate change
Rankings
Ranking Based On Selection: 10
Birka Wicke
Metrics
H-Index
i10 Index
Citation Counts
33
50
5,365
Land use
Climate change
Sustainability
Bioenergy
Agriculture

Enroll all your faculty members with discounted institutional membership to showcase your institution's academic strength to the world in the best way possible – join now and achieve results fast! 

Rankings
Ranking Based On Selection: 11
Aat Barendregt
Metrics
H-Index
i10 Index
Citation Counts
31
54
3,552
Rankings
Ranking Based On Selection: 12
Li Shen
Metrics
H-Index
i10 Index
Citation Counts
29
36
5,286
environmental science
early-stage sustainability assessment
green chemistry
biobased economy
circular economy
Rankings
Ranking Based On Selection: 13
Paul Schot
Metrics
H-Index
i10 Index
Citation Counts
29
53
4,722
Rankings
Ranking Based On Selection: 14
Dries Hegger
Metrics
H-Index
i10 Index
Citation Counts
28
59
3,727
environmental governance
climate change adaptation
sustainability transitions
water governance
Rankings
Ranking Based On Selection: 15
Frank Van Laerhoven
Metrics
H-Index
i10 Index
Citation Counts
27
43
3,397
Common pool resources
Local governance
Community forestry
Collective action
Global environmental change
Rankings
Ranking Based On Selection: 16
Mariska Te Beest
Metrics
H-Index
i10 Index
Citation Counts
26
36
5,353
plant community ecology
invasive species
climate change
savanna ecology
Rankings
Ranking Based On Selection: 17
Karin Rebel
Metrics
H-Index
i10 Index
Citation Counts
22
30
2,595
Rankings
Ranking Based On Selection: 18
Mariësse Ae Van Sluisveld
Metrics
H-Index
i10 Index
Citation Counts
19
26
2,157
2 degrees
energy scenarios
model validation
validation methods
climate change
Rankings
Ranking Based On Selection: 19
Marloes Hn Bakker
Metrics
H-Index
i10 Index
Citation Counts
14
18
1,182
floods
water governance
transboundary waters
climate change
climate adaptation
Rankings
Ranking Based On Selection: 20
Kaj-Ivar Van Der Wijst
Metrics
H-Index
i10 Index
Citation Counts
13
15
1,615
Impacts of climate change
integrated assessment modelling
global climate policy
Rankings
Ranking Based On Selection: 21
Edward R Jones
Metrics
H-Index
i10 Index
Citation Counts
10
10
3,030
Rankings
Ranking Based On Selection: 22
İr. M (Martine) G De Vos
Metrics
H-Index
i10 Index
Citation Counts
9
9
353
semantic web
open science
knowledge engineering
conceptual modeling
environmental science
Rankings
Ranking Based On Selection: 23
Jiakun Liu 刘佳坤)
Metrics
H-Index
i10 Index
Citation Counts
7
7
364
environment and health
urban sustainable development
travel and well-being
Rankings
Ranking Based On Selection: 24
Ebrahim Ghotbi Ravandi
Metrics
H-Index
i10 Index
Citation Counts
6
4
118
Geoenvironmental engineering
Geotechnics
Environmetal engineering
numerical modeling
Artificial inteligence
Rankings
Ranking Based On Selection: 26
Yvonne Smit
Metrics
H-Index
i10 Index
Citation Counts
5
3
92
Hydrology
Earth Surface Processes
Environmental Sciences
Coastal Morphology