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" (873,864 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
Rowan Sutton
climate variability and change
predictability and prediction
climate modelling
Metrics
H-Index
i10 Index
Citation
71
144
22,530
* Rankings
Ranking Based On Selection :3
Richard P Allan
Climate Change
Global water cycle
Clouds and water vapour
Metrics
H-Index
i10 Index
Citation
67
144
31,437
* Rankings
Ranking Based On Selection :4
Hong Yang 杨洪
Water
Air Pollution
Carbon Cycle
GeoAI
Application of RS & GIS
Metrics
H-Index
i10 Index
Citation
57
173
10,493
* Rankings
Ranking Based On Selection :5
Hannah Cloke
land surface models
large scale hydrology
ensemble flood forecasting
climate impact on water resources
rainfall runoff proce
Metrics
H-Index
i10 Index
Citation
50
123
9,894
* Rankings
Ranking Based On Selection :7
İrem Dikmen Toker
construction engineering and management
construction management
risk management
project management
Metrics
H-Index
i10 Index
Citation
45
85
7,240
Joanna M Clark
carbon
biogeochemistry
catchment science
organic matter
natural flood management
Metrics
H-Index
i10 Index
Citation
35
55
6,793
* Rankings
Ranking Based On Selection :11
Maria Shahgedanova
Climate science
cryosphere
water resources
glacial hazards
desert dust
Metrics
H-Index
i10 Index
Citation
33
53
6,089
* Rankings
Ranking Based On Selection :12
Paul Bardos
waste contaminated land brownfield renewables recycling compost anaerobic digestion soil science
Metrics
H-Index
i10 Index
Citation
32
60
3,133
* Rankings
Ranking Based On Selection :15
Michael Peters
Energy policy
Carbon management
Circular economy
Community responses to climate change
Corporate environmental performance
Metrics
H-Index
i10 Index
Citation
15
22
979
Mohamad Nobakht
Remote Sensing
Aerosol
Geography & Environmental Science
Geoscience
Glaciology
Metrics
H-Index
i10 Index
Citation
5
4
114
Rankings
Ranking Based On Selection: 1
Jonathan Gregory
Metrics
H-Index
i10 Index
Citation Counts
112
240
59,089
Rankings
Ranking Based On Selection: 2
Rowan Sutton
Metrics
H-Index
i10 Index
Citation Counts
71
144
22,530
climate variability and change
predictability and prediction
climate modelling
Rankings
Ranking Based On Selection: 3
Richard P Allan
Metrics
H-Index
i10 Index
Citation Counts
67
144
31,437
Rankings
Ranking Based On Selection: 4
Hong Yang 杨洪
Metrics
H-Index
i10 Index
Citation Counts
57
173
10,493
Water
Air Pollution
Carbon Cycle
GeoAI
Application of RS & GIS
Rankings
Ranking Based On Selection: 5
Hannah Cloke
Metrics
H-Index
i10 Index
Citation Counts
50
123
9,894
land surface models
large scale hydrology
ensemble flood forecasting
climate impact on water resources
rainfall runoff proce
Rankings
Ranking Based On Selection: 6
Andrew Turner İn Monsoon Systems
Metrics
H-Index
i10 Index
Citation Counts
47
96
8,498
Rankings
Ranking Based On Selection: 7
İrem Dikmen Toker
Metrics
H-Index
i10 Index
Citation Counts
45
85
7,240
construction engineering and management
construction management
risk management
project management
Rankings
Ranking Based On Selection: 8
Derek John Clements Croome
Metrics
H-Index
i10 Index
Citation Counts
42
102
9,580
Rankings
Ranking Based On Selection: 9
Joanna M Clark
Metrics
H-Index
i10 Index
Citation Counts
35
55
6,793
carbon
biogeochemistry
catchment science
organic matter
natural flood management
Rankings
Ranking Based On Selection: 10
Zhiwen Luo
Metrics
H-Index
i10 Index
Citation Counts
34
59
3,006
Rankings
Ranking Based On Selection: 11
Maria Shahgedanova
Metrics
H-Index
i10 Index
Citation Counts
33
53
6,089
Climate science
cryosphere
water resources
glacial hazards
desert dust
Rankings
Ranking Based On Selection: 12
Paul Bardos
Metrics
H-Index
i10 Index
Citation Counts
32
60
3,133
waste contaminated land brownfield renewables recycling compost anaerobic digestion soil science
Rankings
Ranking Based On Selection: 13
Charlie Williams
Metrics
H-Index
i10 Index
Citation Counts
22
35
1,559
Rankings
Ranking Based On Selection: 14
Giacomo Masato
Metrics
H-Index
i10 Index
Citation Counts
21
22
2,691
Rankings
Ranking Based On Selection: 15
Michael Peters
Metrics
H-Index
i10 Index
Citation Counts
15
22
979
Energy policy
Carbon management
Circular economy
Community responses to climate change
Corporate environmental performance
Rankings
Ranking Based On Selection: 16
Mohamad Nobakht
Metrics
H-Index
i10 Index
Citation Counts
5
4
114
Remote Sensing
Aerosol
Geography & Environmental Science
Geoscience
Glaciology