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 rankings in world, region, country, and university are in Beta version and are subject to real-time updates, since the subject field “Others” (1,121,296 scientists profile whose branch cannot be determined, not yet edited or determined) is excluded. These rankings will dynamically evolve in real time as the “Others” profiles are revised and classified. Please note that. Subjects indicated as “ * others ” will not be included in the ranking by regions and subjects.

* Total H Index Rankings

Rankings

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31,970
World Rank
Finland
176
Country Rank
Finnish Environment Institute SYKE Logo
1
University
Ranking Based On Selection:
1
Others
Climate | Environmen

H-Index Metrics

  • H-Index
    71
  • i10 Index
    144
  • Citation Counts
    56,792
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* Total H Index Rankings

Rankings

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58,436
World Rank
Finland
340
Country Rank
Finnish Environment Institute SYKE Logo
2
University
Ranking Based On Selection:
2
Natural Sciences / Biological Science
Conservation biology | Climate change | Biodiversity | Species distribution modellin

H-Index Metrics

  • H-Index
    58
  • i10 Index
    118
  • Citation Counts
    17,585
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* Total H Index Rankings

Rankings

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63,820
World Rank
Finland
374
Country Rank
Finnish Environment Institute SYKE Logo
3
University
Ranking Based On Selection:
3
Natural Sciences / Biological Science
Conservation biology | butterfly ecology | agroecolog

H-Index Metrics

  • H-Index
    56
  • i10 Index
    109
  • Citation Counts
    16,517
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* Total H Index Rankings

Rankings

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74,115
World Rank
Finland
451
Country Rank
Finnish Environment Institute SYKE Logo
4
University
Ranking Based On Selection:
4
Engineering & Technology / Environmental Science & Engineering
Biogeochemical cycles | climate change | land use | atmospheric depositio

H-Index Metrics

  • H-Index
    53
  • i10 Index
    106
  • Citation Counts
    23,783
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* Total H Index Rankings

Rankings

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113,301
World Rank
Finland
705
Country Rank
Finnish Environment Institute SYKE Logo
5
University
Ranking Based On Selection:
5
Engineering & Technology / Environmental Science & Engineering
biogeochemistry | climate change | air pollution | lakes | catchment

H-Index Metrics

  • H-Index
    45
  • i10 Index
    112
  • Citation Counts
    10,215
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* Total H Index Rankings

Rankings

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114,147
World Rank
Finland
711
Country Rank
Finnish Environment Institute SYKE Logo
6
University
Ranking Based On Selection:
6
Engineering & Technology / Marine Sciences and Engineering
Biodiversity | Baltic Sea | Pelagic and benthic ecology | Marine spatial planning | Conservation ecolog

H-Index Metrics

  • H-Index
    45
  • i10 Index
    74
  • Citation Counts
    6,057
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* Total H Index Rankings

Rankings

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114,762
World Rank
Finland
717
Country Rank
Finnish Environment Institute SYKE Logo
7
University
Ranking Based On Selection:
7
Engineering & Technology / Marine Sciences and Engineering
Marine ecology | Baltic Sea | Eutrophication | Microbe

H-Index Metrics

  • H-Index
    45
  • i10 Index
    105
  • Citation Counts
    7,177
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* Total H Index Rankings

Rankings

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126,873
World Rank
Finland
794
Country Rank
Finnish Environment Institute SYKE Logo
8
University
Ranking Based On Selection:
8
Engineering & Technology / Marine Sciences and Engineering
Ecosystem based management and assessment of aquatic ecosystems | Marine and Water Policies | aquati

H-Index Metrics

  • H-Index
    43
  • i10 Index
    72
  • Citation Counts
    7,665
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* Total H Index Rankings

Rankings

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133,419
World Rank
Finland
846
Country Rank
Finnish Environment Institute SYKE Logo
9
University
Ranking Based On Selection:
9
Natural Sciences / Chemical Sciences
Microplastics | Engineered nanoparticles | Aerosol particles | Analytical chemistry | Ecotoxicolog

H-Index Metrics

  • H-Index
    42
  • i10 Index
    49
  • Citation Counts
    6,680
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* Total H Index Rankings

Rankings

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137,273
World Rank
Finland
873
Country Rank
Finnish Environment Institute SYKE Logo
10
University
Ranking Based On Selection:
10
Natural Sciences / Biological Science
biodiversity conservation | climate change | insect ecology | habitat loss | Lepidopter

H-Index Metrics

  • H-Index
    41
  • i10 Index
    65
  • Citation Counts
    17,726
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* Total H Index Rankings

Rankings

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147,857
World Rank
Finland
947
Country Rank
Finnish Environment Institute SYKE Logo
11
University
Ranking Based On Selection:
11
Natural Sciences / Biological Science
Biodiversity conservation | Bird ecology | Boreal | Climate chang

H-Index Metrics

  • H-Index
    40
  • i10 Index
    78
  • Citation Counts
    7,540
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* Total H Index Rankings

Rankings

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149,454
World Rank
Finland
957
Country Rank
Finnish Environment Institute SYKE Logo
12
University
Ranking Based On Selection:
12
Others
planktonic nutrient cycles | food webs | diversit

H-Index Metrics

  • H-Index
    40
  • i10 Index
    67
  • Citation Counts
    5,064
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* Total H Index Rankings

Rankings

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154,743
World Rank
Finland
990
Country Rank
Finnish Environment Institute SYKE Logo
13
University
Ranking Based On Selection:
13
Natural Sciences / Biological Science
aquatic macrophytes | monitorin

H-Index Metrics

  • H-Index
    39
  • i10 Index
    94
  • Citation Counts
    5,325
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* Total H Index Rankings

Rankings

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155,332
World Rank
Finland
995
Country Rank
Finnish Environment Institute SYKE Logo
14
University
Ranking Based On Selection:
14

H-Index Metrics

  • H-Index
    39
  • i10 Index
    84
  • Citation Counts
    4,711
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* Total H Index Rankings

Rankings

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159,089
World Rank
Finland
1,024
Country Rank
Finnish Environment Institute SYKE Logo
15
University
Ranking Based On Selection:
15

H-Index Metrics

  • H-Index
    39
  • i10 Index
    78
  • Citation Counts
    4,623
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* Total H Index Rankings

Rankings

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174,780
World Rank
Finland
1,139
Country Rank
Finnish Environment Institute SYKE Logo
16
University
Ranking Based On Selection:
16
Engineering & Technology / Environmental Science & Engineering
Climate change | environmental impact assessment | resource efficienc

H-Index Metrics

  • H-Index
    37
  • i10 Index
    82
  • Citation Counts
    10,326
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* Total H Index Rankings

Rankings

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183,741
World Rank
Finland
1,189
Country Rank
Finnish Environment Institute SYKE Logo
17
University
Ranking Based On Selection:
17
Agriculture & Forestry / Agriculture
Agri-environmental issues | Life cycle assessmen

H-Index Metrics

  • H-Index
    36
  • i10 Index
    99
  • Citation Counts
    5,017
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* Total H Index Rankings

Rankings

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184,725
World Rank
Finland
1,200
Country Rank
Finnish Environment Institute SYKE Logo
18
University
Ranking Based On Selection:
18
Engineering & Technology / Marine Sciences and Engineering
marine biology | ecotoxicology | ecophysiology | biological effects | hazardous substance

H-Index Metrics

  • H-Index
    36
  • i10 Index
    68
  • Citation Counts
    4,290
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* Total H Index Rankings

Rankings

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185,920
World Rank
Finland
1,207
Country Rank
Finnish Environment Institute SYKE Logo
19
University
Ranking Based On Selection:
19
Natural Sciences / Biological Science
biodiversity conservation | ecological restoration | forest ecology | insect ecology | ant

H-Index Metrics

  • H-Index
    36
  • i10 Index
    65
  • Citation Counts
    6,116
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* Total H Index Rankings

Rankings

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187,703
World Rank
Finland
1,215
Country Rank
Finnish Environment Institute SYKE Logo
20
University
Ranking Based On Selection:
20
Others
contaminants | emerging pollutants | aquatic environment | regional limnolog

H-Index Metrics

  • H-Index
    36
  • i10 Index
    73
  • Citation Counts
    5,021
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* Total H Index Rankings

Rankings

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192,065
World Rank
Finland
1,244
Country Rank
Finnish Environment Institute SYKE Logo
21
University
Ranking Based On Selection:
21
Social Sciences / Psychology
environmental policy | environmental psychology | participation | learnin

H-Index Metrics

  • H-Index
    35
  • i10 Index
    68
  • Citation Counts
    3,423
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* Total H Index Rankings

Rankings

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195,005
World Rank
Finland
1,262
Country Rank
Finnish Environment Institute SYKE Logo
22
University
Ranking Based On Selection:
22
Engineering & Technology / Civil Engineering
Catchment modelling | biogeochemical cycles | nitrogen | carbon | hydrolog

H-Index Metrics

  • H-Index
    35
  • i10 Index
    72
  • Citation Counts
    5,438
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* Total H Index Rankings

Rankings

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197,488
World Rank
Finland
1,276
Country Rank
Finnish Environment Institute SYKE Logo
23
University
Ranking Based On Selection:
23
Others
lake phytoplankton | food webs of lake

H-Index Metrics

  • H-Index
    35
  • i10 Index
    61
  • Citation Counts
    3,985
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* Total H Index Rankings

Rankings

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201,018
World Rank
Finland
1,299
Country Rank
Finnish Environment Institute SYKE Logo
24
University
Ranking Based On Selection:
24
Natural Sciences / Biological Science
Biodiversity monitoring | Ecosystem functioning | Ecosystem services | Earth Observatio

H-Index Metrics

  • H-Index
    34
  • i10 Index
    55
  • Citation Counts
    6,577
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* Total H Index Rankings

Rankings

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205,624
World Rank
Finland
1,327
Country Rank
Finnish Environment Institute SYKE Logo
25
University
Ranking Based On Selection:
25

H-Index Metrics

  • H-Index
    34
  • i10 Index
    54
  • Citation Counts
    5,212
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