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International Institute for Applied Systems Analysis 130 Scientists i10 Productivity Rankings - 2026
Discover the only real-time global i10 Index ranking that measures the productivity of 2.6 million scientists worldwide. By analyzing both total and last 5 years’ i10 values, this ranking highlights consistency and sustained academic contribution. Compare performance at global, continental, national, and institutional levels across 13 main fields and 221 disciplines.
* Total i10 Index Rankings
Rankings
13,481
World Rank
62
Country Rank
1
University
Ranking Based On Selection:
1
Economics & Econometrics / Environmental Economics
Biodiversity | Food Security | Sustainability | Environmental Economics | Land-Use Modelin
Biodiversity | Food Security | Sustainability | Environmental Economics | Land-Use Modelin
i-10 Metrics
-
Total321
-
Last 5 Years257
-
Last 5 Years / Total0.801
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* Total i10 Index Rankings
Rankings
15,368
World Rank
73
Country Rank
2
University
Ranking Based On Selection:
2
Engineering & Technology / Environmental Science & Engineering
climate change | energy economics | integrated assessment | technological change | sustainable developmen
climate change | energy economics | integrated assessment | technological change | sustainable developmen
i-10 Metrics
-
Total304
-
Last 5 Years257
-
Last 5 Years / Total0.845
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* Total i10 Index Rankings
Rankings
18,599
World Rank
91
Country Rank
3
University
Ranking Based On Selection:
3
* Total i10 Index Rankings
Rankings
25,954
World Rank
126
Country Rank
4
University
Ranking Based On Selection:
4
* Total i10 Index Rankings
Rankings
26,399
World Rank
130
Country Rank
5
University
Ranking Based On Selection:
5
* Total i10 Index Rankings
Rankings
28,049
World Rank
138
Country Rank
6
University
Ranking Based On Selection:
6
Engineering & Technology / Civil Engineering
Hydrology | Groundwater | Environment | Agriculture | Systems Scienc
Hydrology | Groundwater | Environment | Agriculture | Systems Scienc
i-10 Metrics
-
Total232
-
Last 5 Years226
-
Last 5 Years / Total0.974
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* Total i10 Index Rankings
Rankings
28,499
World Rank
139
Country Rank
7
University
Ranking Based On Selection:
7
* Total i10 Index Rankings
Rankings
35,231
World Rank
180
Country Rank
8
University
Ranking Based On Selection:
8
* Total i10 Index Rankings
Rankings
38,759
World Rank
201
Country Rank
9
University
Ranking Based On Selection:
9
* Total i10 Index Rankings
Rankings
62,170
World Rank
346
Country Rank
10
University
Ranking Based On Selection:
10
* Total i10 Index Rankings
Rankings
64,193
World Rank
360
Country Rank
11
University
Ranking Based On Selection:
11
* Total i10 Index Rankings
Rankings
79,700
World Rank
453
Country Rank
12
University
Ranking Based On Selection:
12
Engineering & Technology / Meteorology & Atmospheric Sciences
Energy Economics | Air Pollution | Fluorinated Greenhouse Gases | Climate Change Mitigation | Short-lived Climate Forcers (SLCPs
Energy Economics | Air Pollution | Fluorinated Greenhouse Gases | Climate Change Mitigation | Short-lived Climate Forcers (SLCPs
i-10 Metrics
-
Total135
-
Last 5 Years113
-
Last 5 Years / Total0.837
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* Total i10 Index Rankings
Rankings
84,579
World Rank
474
Country Rank
13
University
Ranking Based On Selection:
13
* Total i10 Index Rankings
Rankings
94,302
World Rank
541
Country Rank
14
University
Ranking Based On Selection:
14
Engineering & Technology / Environmental Science & Engineering
Grassland management | Climate change | Agriculture | Biogeochemical cycle | Land-use chang
Grassland management | Climate change | Agriculture | Biogeochemical cycle | Land-use chang
i-10 Metrics
-
Total122
-
Last 5 Years115
-
Last 5 Years / Total0.943
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* Total i10 Index Rankings
Rankings
103,956
World Rank
613
Country Rank
15
University
Ranking Based On Selection:
15
* Total i10 Index Rankings
Rankings
110,118
World Rank
645
Country Rank
16
University
Ranking Based On Selection:
16
* Total i10 Index Rankings
Rankings
115,358
World Rank
681
Country Rank
17
University
Ranking Based On Selection:
17
* Total i10 Index Rankings
Rankings
119,290
World Rank
705
Country Rank
18
University
Ranking Based On Selection:
18
* Total i10 Index Rankings
Rankings
129,100
World Rank
758
Country Rank
19
University
Ranking Based On Selection:
19
Engineering & Technology / Environmental Science & Engineering
Energy Demand | Integrated Assessment | Macro Energy Systems | Scenarios | Energy and Developmen
Energy Demand | Integrated Assessment | Macro Energy Systems | Scenarios | Energy and Developmen
i-10 Metrics
-
Total100
-
Last 5 Years91
-
Last 5 Years / Total0.910
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Premium Data
* Total i10 Index Rankings
Rankings
130,901
World Rank
768
Country Rank
20
University
Ranking Based On Selection:
20
* Total i10 Index Rankings
Rankings
131,018
World Rank
769
Country Rank
21
University
Ranking Based On Selection:
21
Engineering & Technology / Environmental Science & Engineering
Energy Storage | Hydropower | Climate Change | Renewable Energies | Water Managemen
Energy Storage | Hydropower | Climate Change | Renewable Energies | Water Managemen
i-10 Metrics
-
Total99
-
Last 5 Years93
-
Last 5 Years / Total0.939
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Premium Data
* Total i10 Index Rankings
Rankings
142,247
World Rank
827
Country Rank
22
University
Ranking Based On Selection:
22
* Total i10 Index Rankings
Rankings
145,555
World Rank
846
Country Rank
23
University
Ranking Based On Selection:
23
* Total i10 Index Rankings
Rankings
190,038
World Rank
1,073
Country Rank
24
University
Ranking Based On Selection:
24
* Total i10 Index Rankings
Rankings
193,848
World Rank
1,095
Country Rank
25
University
Ranking Based On Selection:
25
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