Discover the world’s highly cited researchers through the AD Scientific Index 2025 Citation Rankings.
These rankings evaluate scientists based on their total and recent citation counts, capturing the breadth and real-time currency of academic recognition. Citation data reveals how widely a scholar’s work is referenced, applied, and extended across diverse disciplines. The rankings are routinely updated to reflect ongoing citation growth, while eliminating distortions from excessive co-authorship and institutional inflation. Premium tools provide access to detailed citation dynamics, unethical citation behavior detection, and field-normalized benchmarking.
* Total Citation Rankings
Rankings

868,026
World Rank

128
Country Rank

17
University
Ranking Based On Selection:
1
Engineering & Technology / Environmental Science & Engineering
Chemical biochemical | Bioprocess and Environmental Engineering | Water treatment biorheolog
Chemical biochemical | Bioprocess and Environmental Engineering | Water treatment biorheolog
Citation Metrics
-
Total633
-
Last 6 Years419
-
Last 6 Years / Total0.662
* Total Citation Rankings
Rankings

1,199,265
World Rank

311
Country Rank

46
University
Ranking Based On Selection:
2
Engineering & Technology / Environmental Science & Engineering
Hydraulics | Fluid mechanics | Hydrology | Water Supply | Environmental engineerin
Hydraulics | Fluid mechanics | Hydrology | Water Supply | Environmental engineerin
Citation Metrics
-
Total285
-
Last 6 Years229
-
Last 6 Years / Total0.804
* Total Citation Rankings
Rankings

1,401,026
World Rank

451
Country Rank

70
University
Ranking Based On Selection:
3
Engineering & Technology / Environmental Science & Engineering
Climate change | Livelihoods | environmental governanc
Climate change | Livelihoods | environmental governanc
Citation Metrics
-
Total189
-
Last 6 Years154
-
Last 6 Years / Total0.815
* Total Citation Rankings
Rankings

1,472,873
World Rank

496
Country Rank

76
University
Ranking Based On Selection:
4
Engineering & Technology / Environmental Science & Engineering
Natural resource management | climate change | livelihood
Natural resource management | climate change | livelihood
Citation Metrics
-
Total165
-
Last 6 Years120
-
Last 6 Years / Total0.727
* Total Citation Rankings
Rankings

1,609,802
World Rank

589
Country Rank

92
University
Ranking Based On Selection:
5
Engineering & Technology / Environmental Science & Engineering
Traditional Medicine | Public Health: Maternal Health | Sexual Reproductive Health | OH
Traditional Medicine | Public Health: Maternal Health | Sexual Reproductive Health | OH
Citation Metrics
-
Total126
-
Last 6 Years126
-
Last 6 Years / Total1.000
* Total Citation Rankings
Rankings

1,612,025
World Rank

591
Country Rank

93
University
Ranking Based On Selection:
6
Engineering & Technology / Environmental Science & Engineering
Environmental Epidemiology | allergy | asthm
Environmental Epidemiology | allergy | asthm
Citation Metrics
-
Total126
-
Last 6 Years98
-
Last 6 Years / Total0.778
* Total Citation Rankings
Rankings

1,693,324
World Rank

631
Country Rank

100
University
Ranking Based On Selection:
7
Engineering & Technology / Environmental Science & Engineering
Climate Change Communication | Political Communication and Media & Sexualit
Climate Change Communication | Political Communication and Media & Sexualit
Citation Metrics
-
Total107
-
Last 6 Years91
-
Last 6 Years / Total0.850
* Total Citation Rankings
Rankings

1,776,918
World Rank

680
Country Rank

107
University
Ranking Based On Selection:
8
Engineering & Technology / Environmental Science & Engineering
Climate Change Adaptation | Spatial Analytics | Air and Water qualit
Climate Change Adaptation | Spatial Analytics | Air and Water qualit
Citation Metrics
-
Total90
-
Last 6 Years80
-
Last 6 Years / Total0.889
* Total Citation Rankings
Rankings

2,275,104
World Rank

1,078
Country Rank

193
University
Ranking Based On Selection:
9
Engineering & Technology / Environmental Science & Engineering
water resources | non-communicable diseases | social science
water resources | non-communicable diseases | social science
Citation Metrics
-
Total23
-
Last 6 Years16
-
Last 6 Years / Total0.696