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" (870,057 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: 3
Ji López-Moreno
climate change
snow
glaciers
mountains
hydrology
Metrics
H-Index
i10 Index
Citation
84
311
36,425
* Rankings
Ranking Based On Selection: 4
Blas L. Valero Garcés
global change
paleoclimate
paleolimnology
limnogeology
sedimentology
Metrics
H-Index
i10 Index
Citation
70
195
14,382
* Rankings
Ranking Based On Selection: 5
Garcia-Ruiz Jm
Environmental hydrology
Soil erosion
Glacial geomorphology
Fluvial geomorphology
Metrics
H-Index
i10 Index
Citation
69
234
18,614
* Rankings
Ranking Based On Selection: 6
Jorge Pey
Atmosphere and air pollution
meteorology
climatology
cryosphere
impacts
Metrics
H-Index
i10 Index
Citation
56
102
12,072
* Rankings
Ranking Based On Selection: 7
Teodoro Lasanta
Geografía
ciencias Sociales
Ciencias ambientales
Metrics
H-Index
i10 Index
Citation
55
164
13,007
* Rankings
Ranking Based On Selection: 8
Francisco A. Comin
ecological restoration
wetlands
watershed
ecosystem services
sustainable development
Metrics
H-Index
i10 Index
Citation
53
144
10,582
* Rankings
Ranking Based On Selection: 9
Penélope González-Sampériz
Palinología
Historia del Clima y Vegetación de la Península Ibérica durante el Pleistoceno Final y Holoceno
Metrics
H-Index
i10 Index
Citation
52
108
8,733
* Rankings
Ranking Based On Selection: 10
Ana Moreno
paleoclimatología
sedimentología
limnología
Metrics
H-Index
i10 Index
Citation
51
93
8,373

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: 13
Antonio Gazol
forest ecology
forest decline
functional diversity
drought
shrub
Metrics
H-Index
i10 Index
Citation
47
108
7,255
* Rankings
Ranking Based On Selection: 14
Estela Nadal Romero
Erosion
badlands
hydrology
land use/land cover changes
Metrics
H-Index
i10 Index
Citation
44
96
6,187
* Rankings
Ranking Based On Selection: 15
Jesús Revuelto
Snow
glaciers
mountain areas
remote sensing
global change
Metrics
H-Index
i10 Index
Citation
38
66
6,749
* Rankings
Ranking Based On Selection: 16
Belinda Gallardo
Ecological restoration
biological invasions
biogeography
climate change
ecosystem services
Metrics
H-Index
i10 Index
Citation
38
69
5,773
* Rankings
Ranking Based On Selection: 19
Enrique Navarro
Toxicología ambiental
pesticidas
metales
fármacos
nanomateriales
Metrics
H-Index
i10 Index
Citation
32
57
6,783
* Rankings
Ranking Based On Selection: 21
Graciela Gil-Romera
long-term ecology
palaeoecology
Quaternary
palaeoclimatology
African palynology
Metrics
H-Index
i10 Index
Citation
31
60
4,145
* Rankings
Ranking Based On Selection: 25
Carmelo Juez
Sediment transport modelling
Fluvial geomorphology
River basin
Water Resources
Hydrology
Metrics
H-Index
i10 Index
Citation
23
32
1,630
* Rankings
Ranking Based On Selection: 28
Miguel Sevilla-Callejo
Geography
GIScience
Land Management
Palaeo
Latin America
Metrics
H-Index
i10 Index
Citation
16
17
1,165
* Rankings
Ranking Based On Selection: 30
Y. San Juan
geología
hidrogeología
medioambiente
erosión
geomorfología
Metrics
H-Index
i10 Index
Citation
13
15
1,265
* Rankings
Ranking Based On Selection: 32
Francisco Rojas‑Heredia
Cryosphere
Snow-vegetation interactions
Snow hydrology
Glaciology
Metrics
H-Index
i10 Index
Citation
5
3
89
Rankings
Ranking Based On Selection: 1
Vicente-Serrano Sm
Metrics
H-Index
i10 Index
Citation Counts
97
308
44,864
Rankings
Ranking Based On Selection: 2
dendroecology
drought
forest dieback
treeline
tree mortality
Rankings
Ranking Based On Selection: 3
Ji López-Moreno
Metrics
H-Index
i10 Index
Citation Counts
84
311
36,425
climate change
snow
glaciers
mountains
hydrology
Rankings
Ranking Based On Selection: 4
Blas L. Valero Garcés
Metrics
H-Index
i10 Index
Citation Counts
70
195
14,382
global change
paleoclimate
paleolimnology
limnogeology
sedimentology
Rankings
Ranking Based On Selection: 5
Garcia-Ruiz Jm
Metrics
H-Index
i10 Index
Citation Counts
69
234
18,614
Environmental hydrology
Soil erosion
Glacial geomorphology
Fluvial geomorphology
Rankings
Ranking Based On Selection: 6
Jorge Pey
Metrics
H-Index
i10 Index
Citation Counts
56
102
12,072
Atmosphere and air pollution
meteorology
climatology
cryosphere
impacts
Rankings
Ranking Based On Selection: 7
Teodoro Lasanta
Metrics
H-Index
i10 Index
Citation Counts
55
164
13,007
Geografía
ciencias Sociales
Ciencias ambientales
Rankings
Ranking Based On Selection: 8
Francisco A. Comin
Metrics
H-Index
i10 Index
Citation Counts
53
144
10,582
ecological restoration
wetlands
watershed
ecosystem services
sustainable development
Rankings
Ranking Based On Selection: 9
Penélope González-Sampériz
Metrics
H-Index
i10 Index
Citation Counts
52
108
8,733
Palinología
Historia del Clima y Vegetación de la Península Ibérica durante el Pleistoceno Final y Holoceno
Rankings
Ranking Based On Selection: 10
Ana Moreno
Metrics
H-Index
i10 Index
Citation Counts
51
93
8,373
paleoclimatología
sedimentología
limnología

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
Concepcion Alados
Metrics
H-Index
i10 Index
Citation Counts
50
136
7,717
Rankings
Ranking Based On Selection: 12
Juan J. Jiménez
Metrics
H-Index
i10 Index
Citation Counts
48
101
7,301
Rankings
Ranking Based On Selection: 13
Antonio Gazol
Metrics
H-Index
i10 Index
Citation Counts
47
108
7,255
forest ecology
forest decline
functional diversity
drought
shrub
Rankings
Ranking Based On Selection: 14
Estela Nadal Romero
Metrics
H-Index
i10 Index
Citation Counts
44
96
6,187
Erosion
badlands
hydrology
land use/land cover changes
Rankings
Ranking Based On Selection: 15
Jesús Revuelto
Metrics
H-Index
i10 Index
Citation Counts
38
66
6,749
Snow
glaciers
mountain areas
remote sensing
global change
Rankings
Ranking Based On Selection: 16
Belinda Gallardo
Metrics
H-Index
i10 Index
Citation Counts
38
69
5,773
Ecological restoration
biological invasions
biogeography
climate change
ecosystem services
Rankings
Ranking Based On Selection: 17
María Begoña García
Metrics
H-Index
i10 Index
Citation Counts
35
78
6,434
Rankings
Ranking Based On Selection: 18
Sara Palacio
Metrics
H-Index
i10 Index
Citation Counts
32
56
5,375
Rankings
Ranking Based On Selection: 19
Enrique Navarro
Metrics
H-Index
i10 Index
Citation Counts
32
57
6,783
Toxicología ambiental
pesticidas
metales
fármacos
nanomateriales
Rankings
Ranking Based On Selection: 20
Martinez-Padilla J
Metrics
H-Index
i10 Index
Citation Counts
32
66
2,880
Rankings
Ranking Based On Selection: 21
Graciela Gil-Romera
Metrics
H-Index
i10 Index
Citation Counts
31
60
4,145
long-term ecology
palaeoecology
Quaternary
palaeoclimatology
African palynology
Rankings
Ranking Based On Selection: 22
José D. Anadón
Metrics
H-Index
i10 Index
Citation Counts
30
58
3,136
Rankings
Ranking Based On Selection: 23
Yolanda Pueyo
Metrics
H-Index
i10 Index
Citation Counts
28
44
3,496
Rankings
Ranking Based On Selection: 25
Carmelo Juez
Metrics
H-Index
i10 Index
Citation Counts
23
32
1,630
Sediment transport modelling
Fluvial geomorphology
River basin
Water Resources
Hydrology
Rankings
Ranking Based On Selection: 26
Federico Fillat Estaqué
Metrics
H-Index
i10 Index
Citation Counts
17
28
1,868
Rankings
Ranking Based On Selection: 27
Fergus Reig Gracia
Metrics
H-Index
i10 Index
Citation Counts
16
20
2,594
Rankings
Ranking Based On Selection: 28
Miguel Sevilla-Callejo
Metrics
H-Index
i10 Index
Citation Counts
16
17
1,165
Geography
GIScience
Land Management
Palaeo
Latin America
Rankings
Ranking Based On Selection: 30
Y. San Juan
Metrics
H-Index
i10 Index
Citation Counts
13
15
1,265
geología
hidrogeología
medioambiente
erosión
geomorfología
Rankings
Ranking Based On Selection: 31
Ixeia Vidaller
Metrics
H-Index
i10 Index
Citation Counts
7
5
177
Rankings
Ranking Based On Selection: 32
Francisco Rojas‑Heredia
Metrics
H-Index
i10 Index
Citation Counts
5
3
89
Cryosphere
Snow-vegetation interactions
Snow hydrology
Glaciology
Rankings
Ranking Based On Selection: 33
Leticia MiguelChinchilla
Metrics
H-Index
i10 Index
Citation Counts
5
4
113