See how widely and consistently research is cited with real-time citation rankings.
Covering 2.6 million scientists, this list evaluates both total and last 5 years’ citation counts to measure scientific influence and highlight Highly Cited Researchers.
Built on transparency, it also addresses unethical practices and encourages reporting of violations. Compare results across 13 fields and 221 disciplines.
* Total Citation Counts Rankings
Rankings
Ranking Based On Selection:
1
Engineering & Technology / Environmental Science & Engineering
climate | climate change | Earth system modelling | aerosols | aerosol-radiation interaction
climate | climate change | Earth system modelling | aerosols | aerosol-radiation interaction
Citation Metrics
-
Total72,429
-
Last 5 Years34,682
-
Last 5 Years / Total0.479
* Total Citation Counts Rankings
Rankings
Ranking Based On Selection:
2
Engineering & Technology / Environmental Science & Engineering
Regional climate | Climate Change | Extreme Events | Energy | Air pollutio
Regional climate | Climate Change | Extreme Events | Energy | Air pollutio
Citation Metrics
-
Total67,431
-
Last 5 Years36,537
-
Last 5 Years / Total0.542
* Total Citation Counts Rankings
Rankings
Ranking Based On Selection:
3
Engineering & Technology / Environmental Science & Engineering
oceanography | biogeochemistry | climate change | ocean solution
oceanography | biogeochemistry | climate change | ocean solution
Citation Metrics
-
Total48,897
-
Last 5 Years23,000
-
Last 5 Years / Total0.470
* Total Citation Counts Rankings
Rankings
Ranking Based On Selection:
4
Citation Metrics
-
Total31,311
-
Last 5 Years12,207
-
Last 5 Years / Total0.390
* Total Citation Counts Rankings
Rankings
Ranking Based On Selection:
5
Engineering & Technology / Environmental Science & Engineering
Climate Change | glaciology | Antarctica | Ice shelve
Climate Change | glaciology | Antarctica | Ice shelve
Citation Metrics
-
Total30,985
-
Last 5 Years22,113
-
Last 5 Years / Total0.714
* Total Citation Counts Rankings
Rankings
Ranking Based On Selection:
6
Citation Metrics
-
Total20,303
-
Last 5 Years8,739
-
Last 5 Years / Total0.430
* Total Citation Counts Rankings
Rankings
Ranking Based On Selection:
7
Engineering & Technology / Environmental Science & Engineering
Environmental Engineering | water treatments | air treatments | adsorption | VO
Environmental Engineering | water treatments | air treatments | adsorption | VO
Citation Metrics
-
Total19,475
-
Last 5 Years4,341
-
Last 5 Years / Total0.223
* Total Citation Counts Rankings
Rankings
Ranking Based On Selection:
8
Citation Metrics
-
Total18,395
-
Last 5 Years5,013
-
Last 5 Years / Total0.273
* Total Citation Counts Rankings
Rankings
Ranking Based On Selection:
9
Engineering & Technology / Environmental Science & Engineering
Environment | Optics | Control and Instrumentation | Water Pollution | Acoustic
Environment | Optics | Control and Instrumentation | Water Pollution | Acoustic
Citation Metrics
-
Total15,748
-
Last 5 Years5,227
-
Last 5 Years / Total0.332
* Total Citation Counts Rankings
Rankings
Ranking Based On Selection:
10
Engineering & Technology / Environmental Science & Engineering
Molecular Diversity and Evolution | Protists | HTS/NGS | (Meta)Omics | Network
Molecular Diversity and Evolution | Protists | HTS/NGS | (Meta)Omics | Network
Citation Metrics
-
Total15,368
-
Last 5 Years10,889
-
Last 5 Years / Total0.709
* Total Citation Counts Rankings
Rankings
Ranking Based On Selection:
11
Citation Metrics
-
Total14,954
-
Last 5 Years9,176
-
Last 5 Years / Total0.614
* Total Citation Counts Rankings
Rankings
Ranking Based On Selection:
12
Engineering & Technology / Environmental Science & Engineering
Land surface modeling | Hydrology | Climate change impacts | Remote sensin
Land surface modeling | Hydrology | Climate change impacts | Remote sensin
Citation Metrics
-
Total13,333
-
Last 5 Years8,240
-
Last 5 Years / Total0.618
* Total Citation Counts Rankings
Rankings
Ranking Based On Selection:
13
Engineering & Technology / Environmental Science & Engineering
Climate Change | Climate Services | Extreme Events | Renewable Energy | Afric
Climate Change | Climate Services | Extreme Events | Renewable Energy | Afric
Citation Metrics
-
Total12,294
-
Last 5 Years8,620
-
Last 5 Years / Total0.701
* Total Citation Counts Rankings
Rankings
Ranking Based On Selection:
14
Citation Metrics
-
Total12,206
-
Last 5 Years9,583
-
Last 5 Years / Total0.785
* Total Citation Counts Rankings
Rankings
Ranking Based On Selection:
15
Citation Metrics
-
Total11,836
-
Last 5 Years5,143
-
Last 5 Years / Total0.435
* Total Citation Counts Rankings
Rankings
Ranking Based On Selection:
16
Engineering & Technology / Environmental Science & Engineering
environement | agriculture | recyclag
environement | agriculture | recyclag
Citation Metrics
-
Total11,796
-
Last 5 Years4,163
-
Last 5 Years / Total0.353
* Total Citation Counts Rankings
Rankings
Ranking Based On Selection:
17
Engineering & Technology / Environmental Science & Engineering
grassland | livestock | agroecology | ecosystem services | climate chang
grassland | livestock | agroecology | ecosystem services | climate chang
Citation Metrics
-
Total11,356
-
Last 5 Years5,163
-
Last 5 Years / Total0.455
* Total Citation Counts Rankings
Rankings
Ranking Based On Selection:
18
Engineering & Technology / Environmental Science & Engineering
biotechnology | microbiology | wastewater treatment | environmental engineering | pollution prevention and resource recover
biotechnology | microbiology | wastewater treatment | environmental engineering | pollution prevention and resource recover
Citation Metrics
-
Total9,595
-
Last 5 Years2,670
-
Last 5 Years / Total0.278
* Total Citation Counts Rankings
Rankings
Ranking Based On Selection:
19
Engineering & Technology / Environmental Science & Engineering
Conservation | Biogeography | Conservation Biology | Ecology | Climate Chang
Conservation | Biogeography | Conservation Biology | Ecology | Climate Chang
Citation Metrics
-
Total9,465
-
Last 5 Years8,287
-
Last 5 Years / Total0.876
* Total Citation Counts Rankings
Rankings
Ranking Based On Selection:
20
Engineering & Technology / Environmental Science & Engineering
Climate change | Soil biogeochemistry | Ecology | Carbon cycle | Grassland managemen
Climate change | Soil biogeochemistry | Ecology | Carbon cycle | Grassland managemen
Citation Metrics
-
Total8,572
-
Last 5 Years5,491
-
Last 5 Years / Total0.641
* Total Citation Counts Rankings
Rankings
Ranking Based On Selection:
21
Engineering & Technology / Environmental Science & Engineering
hydrology | remote sensing | water resources | climate change | sno
hydrology | remote sensing | water resources | climate change | sno
Citation Metrics
-
Total8,312
-
Last 5 Years6,662
-
Last 5 Years / Total0.801
* Total Citation Counts Rankings
Rankings
Ranking Based On Selection:
22
Citation Metrics
-
Total7,838
-
Last 5 Years3,815
-
Last 5 Years / Total0.487
* Total Citation Counts Rankings
Rankings
Ranking Based On Selection:
23
Engineering & Technology / Environmental Science & Engineering
Environmental virology - Phages - Enteric viruses - Inactivation - Behavior - Adhesion/agregation - surface propertie
Environmental virology - Phages - Enteric viruses - Inactivation - Behavior - Adhesion/agregation - surface propertie
Citation Metrics
-
Total7,265
-
Last 5 Years2,867
-
Last 5 Years / Total0.395
* Total Citation Counts Rankings
Rankings
Ranking Based On Selection:
24
Engineering & Technology / Environmental Science & Engineering
climate change | ocean | environment | diplomac
climate change | ocean | environment | diplomac
Citation Metrics
-
Total7,230
-
Last 5 Years2,721
-
Last 5 Years / Total0.376
* Total Citation Counts Rankings
Rankings
Ranking Based On Selection:
25
Citation Metrics
-
Total6,831
-
Last 5 Years3,285
-
Last 5 Years / Total0.481
Unify strategy, analytics, and growth in one powerful platform. Turn academic data into actionable strategy for sustainable excellence.
Track your performance in real time — benchmark, compare, and improve. Stay ahead with instant insights and global peer comparisons.
Attract world-class talent across 211 disciplines. Find, connect, and recruit the brightest minds worldwide.
Unlock researcher and institutional impact with transparent contribution scores. Recognize, measure, and reward academic excellence at every level.
🌍 Be Our Partner: Representation & Collaboration
Represent AD Scientific Index in your country or region — and grow with us.
- ✅ Official recognition as a regional partner
- ✅ Visibility partnership with full brand support
- ✅ Help institutions in your region enhance their academic visibility
- ✅ Contribute to value-driven projects with measurable academic impact