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 Change | Hydroclimatic Extremes | Water Resources | Geoinformatics | Artificial Intelligenc
Climate Change | Hydroclimatic Extremes | Water Resources | Geoinformatics | Artificial Intelligenc
Citation Metrics
-
Total30,785
-
Last 5 Years20,861
-
Last 5 Years / Total0.678
* Total Citation Counts Rankings
Rankings
Ranking Based On Selection:
2
Citation Metrics
-
Total16,298
-
Last 5 Years11,824
-
Last 5 Years / Total0.725
* Total Citation Counts Rankings
Rankings
Ranking Based On Selection:
3
Engineering & Technology / Environmental Science & Engineering
Environmental pollution | Toxicology | Climate Chang
Environmental pollution | Toxicology | Climate Chang
Citation Metrics
-
Total11,642
-
Last 5 Years11,058
-
Last 5 Years / Total0.950
* Total Citation Counts Rankings
Rankings
Ranking Based On Selection:
4
Engineering & Technology / Environmental Science & Engineering
Global Health | population | climate change | urbanizatio
Global Health | population | climate change | urbanizatio
Citation Metrics
-
Total7,887
-
Last 5 Years3,424
-
Last 5 Years / Total0.434
* Total Citation Counts Rankings
Rankings
Ranking Based On Selection:
5
Engineering & Technology / Environmental Science & Engineering
Emerging pollution and health risk | HydroBioGeoChemistry | Waste Management | EIA/SE
Emerging pollution and health risk | HydroBioGeoChemistry | Waste Management | EIA/SE
Citation Metrics
-
Total4,999
-
Last 5 Years3,654
-
Last 5 Years / Total0.731
* Total Citation Counts Rankings
Rankings
Ranking Based On Selection:
6
Engineering & Technology / Environmental Science & Engineering
Photocatalysis | sensor | water treatment by advance oxidation proces
Photocatalysis | sensor | water treatment by advance oxidation proces
Citation Metrics
-
Total4,966
-
Last 5 Years2,833
-
Last 5 Years / Total0.570
* Total Citation Counts Rankings
Rankings
Ranking Based On Selection:
7
Engineering & Technology / Environmental Science & Engineering
Climate Change | Geochemistry | GIS/Remote Sensing | Geomorphology | Biogeochemistr
Climate Change | Geochemistry | GIS/Remote Sensing | Geomorphology | Biogeochemistr
Citation Metrics
-
Total4,920
-
Last 5 Years3,594
-
Last 5 Years / Total0.730
* Total Citation Counts Rankings
Rankings
Ranking Based On Selection:
8
Engineering & Technology / Environmental Science & Engineering
Climate change adaptation | Community forestry | Natural resource management | Public policy discours
Climate change adaptation | Community forestry | Natural resource management | Public policy discours
Citation Metrics
-
Total4,566
-
Last 5 Years3,127
-
Last 5 Years / Total0.685
* Total Citation Counts Rankings
Rankings
Ranking Based On Selection:
9
Engineering & Technology / Environmental Science & Engineering
Wastewater Treatment | Waste to energ
Wastewater Treatment | Waste to energ
Citation Metrics
-
Total4,071
-
Last 5 Years3,160
-
Last 5 Years / Total0.776
* Total Citation Counts Rankings
Rankings
Ranking Based On Selection:
10
Engineering & Technology / Environmental Science & Engineering
Environmental Remediation | Waste Conversion | Ecotoxicology | Wastewater Treatment | Food Safet
Environmental Remediation | Waste Conversion | Ecotoxicology | Wastewater Treatment | Food Safet
Citation Metrics
-
Total3,721
-
Last 5 Years2,266
-
Last 5 Years / Total0.609
* Total Citation Counts Rankings
Rankings
Ranking Based On Selection:
11
Engineering & Technology / Environmental Science & Engineering
Environmental Pollution | Chemical Ecology | Climate Change | Toxicological studie
Environmental Pollution | Chemical Ecology | Climate Change | Toxicological studie
Citation Metrics
-
Total3,605
-
Last 5 Years2,456
-
Last 5 Years / Total0.681
* Total Citation Counts Rankings
Rankings
Ranking Based On Selection:
12
Engineering & Technology / Environmental Science & Engineering
Water Security | Grasroots Innovations | Planetary Health | WASH | Humanitarian Eng
Water Security | Grasroots Innovations | Planetary Health | WASH | Humanitarian Eng
Citation Metrics
-
Total3,560
-
Last 5 Years3,340
-
Last 5 Years / Total0.938
* Total Citation Counts Rankings
Rankings
Ranking Based On Selection:
13
Engineering & Technology / Environmental Science & Engineering
maternal and child nutrition | food systems | climate change and health | health systems | ICT for healt
maternal and child nutrition | food systems | climate change and health | health systems | ICT for healt
Citation Metrics
-
Total2,911
-
Last 5 Years1,768
-
Last 5 Years / Total0.607
* Total Citation Counts Rankings
Rankings
Ranking Based On Selection:
14
Engineering & Technology / Environmental Science & Engineering
Environment | Water and Sanitation | GIS | EIA | Natural Resource Managemen
Environment | Water and Sanitation | GIS | EIA | Natural Resource Managemen
Citation Metrics
-
Total2,614
-
Last 5 Years1,559
-
Last 5 Years / Total0.596
* Total Citation Counts Rankings
Rankings
Ranking Based On Selection:
15
Engineering & Technology / Environmental Science & Engineering
Water Quality | Human Health and Environment | Environmental Microfluidics | Bacterial Chemotaxi
Water Quality | Human Health and Environment | Environmental Microfluidics | Bacterial Chemotaxi
Citation Metrics
-
Total2,449
-
Last 5 Years1,451
-
Last 5 Years / Total0.592
* Total Citation Counts Rankings
Rankings
Ranking Based On Selection:
16
Engineering & Technology / Environmental Science & Engineering
Environmental pollution | Disaster Management | Public healt
Environmental pollution | Disaster Management | Public healt
Citation Metrics
-
Total2,443
-
Last 5 Years2,094
-
Last 5 Years / Total0.857
* Total Citation Counts Rankings
Rankings
Ranking Based On Selection:
17
Engineering & Technology / Environmental Science & Engineering
Geochemistry of groundwater | water treatment | climate change impacts on water resource
Geochemistry of groundwater | water treatment | climate change impacts on water resource
Citation Metrics
-
Total2,430
-
Last 5 Years2,045
-
Last 5 Years / Total0.842
* Total Citation Counts Rankings
Rankings
Ranking Based On Selection:
18
Engineering & Technology / Environmental Science & Engineering
Multi-hazard interaction | environmental risk management | geospatial science
Multi-hazard interaction | environmental risk management | geospatial science
Citation Metrics
-
Total2,274
-
Last 5 Years2,201
-
Last 5 Years / Total0.968
* Total Citation Counts Rankings
Rankings
Ranking Based On Selection:
19
Engineering & Technology / Environmental Science & Engineering
Environmental Microbiology | Biotechnology | Bioremediation | Biofilm-Rhizoengineering | Climate chang
Environmental Microbiology | Biotechnology | Bioremediation | Biofilm-Rhizoengineering | Climate chang
Citation Metrics
-
Total2,252
-
Last 5 Years1,888
-
Last 5 Years / Total0.838
* Total Citation Counts Rankings
Rankings
Ranking Based On Selection:
20
Citation Metrics
-
Total2,108
-
Last 5 Years1,461
-
Last 5 Years / Total0.693
* Total Citation Counts Rankings
Rankings
Ranking Based On Selection:
21
Citation Metrics
-
Total2,038
-
Last 5 Years1,752
-
Last 5 Years / Total0.860
* Total Citation Counts Rankings
Rankings
Ranking Based On Selection:
22
Engineering & Technology / Environmental Science & Engineering
Pollution Monitoring | Toxicology | Public Health | Environmental Modeling | Health Risk Assessmen
Pollution Monitoring | Toxicology | Public Health | Environmental Modeling | Health Risk Assessmen
Citation Metrics
-
Total2,015
-
Last 5 Years1,717
-
Last 5 Years / Total0.852
* Total Citation Counts Rankings
Rankings
Ranking Based On Selection:
23
Engineering & Technology / Environmental Science & Engineering
Environmental Remediation | Soil | Biochar | Water Quality | Metalloi
Environmental Remediation | Soil | Biochar | Water Quality | Metalloi
Citation Metrics
-
Total2,014
-
Last 5 Years1,931
-
Last 5 Years / Total0.959
* Total Citation Counts Rankings
Rankings
Ranking Based On Selection:
24
Engineering & Technology / Environmental Science & Engineering
Environmental Pollution | Ecotoxicology | Bioremediation | Plant-Microbe Interactions | Resource Biorecover
Environmental Pollution | Ecotoxicology | Bioremediation | Plant-Microbe Interactions | Resource Biorecover
Citation Metrics
-
Total2,000
-
Last 5 Years1,845
-
Last 5 Years / Total0.923
* Total Citation Counts Rankings
Rankings
Ranking Based On Selection:
25
Engineering & Technology / Environmental Science & Engineering
Natural hazards and disasters | Climate change | Land use land cover chang
Natural hazards and disasters | Climate change | Land use land cover chang
Citation Metrics
-
Total1,865
-
Last 5 Years1,861
-
Last 5 Years / Total0.998
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