Track the real-time academic impact of 2.6 million scientists across 221 countries. The H-Index Rankings evaluate both total and last 5 years’ H-index values, offering the most transparent measure of scholarly recognition. Compare global, continental, national, and institutional performance across 13 major fields and 221 disciplines.
* Total H Index Rankings
Rankings
Ranking Based On Selection:
1
Engineering & Technology / Environmental Science & Engineering
Pyrolysis | Microwave Pyrolysis | Waste and Biomass Recovery | Water & Wastewater Treatment | Biocha
Pyrolysis | Microwave Pyrolysis | Waste and Biomass Recovery | Water & Wastewater Treatment | Biocha
H-Index Metrics
-
Total107
-
Last 5 Years101
-
Last 5 Years / Total0.944
* Total H Index Rankings
Rankings
Ranking Based On Selection:
2
Engineering & Technology / Environmental Science & Engineering
Droughts | Climate Change | Statistical hydrology | Groundwater hydrology | Hydrologica
Droughts | Climate Change | Statistical hydrology | Groundwater hydrology | Hydrologica
H-Index Metrics
-
Total96
-
Last 5 Years88
-
Last 5 Years / Total0.917
* Total H Index Rankings
Rankings
Ranking Based On Selection:
3
* Total H Index Rankings
Rankings
Ranking Based On Selection:
4
Engineering & Technology / Environmental Science & Engineering
Water Resources | Optimization Model | Dam Operation | Artificial Neural networ
Water Resources | Optimization Model | Dam Operation | Artificial Neural networ
H-Index Metrics
-
Total79
-
Last 5 Years71
-
Last 5 Years / Total0.899
* Total H Index Rankings
Rankings
Ranking Based On Selection:
5
Engineering & Technology / Environmental Science & Engineering
Bioprocessing | Biorefinery | Food processing | Microalgae technology | Sustainabilit
Bioprocessing | Biorefinery | Food processing | Microalgae technology | Sustainabilit
H-Index Metrics
-
Total77
-
Last 5 Years77
-
Last 5 Years / Total1.000
* Total H Index Rankings
Rankings
Ranking Based On Selection:
6
Engineering & Technology / Environmental Science & Engineering
Biopolymers | Composite Biomaterials | Activated Carbon | Adsorption | Response Surface Methodolog
Biopolymers | Composite Biomaterials | Activated Carbon | Adsorption | Response Surface Methodolog
H-Index Metrics
-
Total75
-
Last 5 Years68
-
Last 5 Years / Total0.907
* Total H Index Rankings
Rankings
Ranking Based On Selection:
7
* Total H Index Rankings
Rankings
Ranking Based On Selection:
8
Engineering & Technology / Environmental Science & Engineering
Environmental Engineering | Waste and wastewater treatment | Phytoremediation | Waste Audit and Management | Waste Recovery and Mini
Environmental Engineering | Waste and wastewater treatment | Phytoremediation | Waste Audit and Management | Waste Recovery and Mini
H-Index Metrics
-
Total65
-
Last 5 Years58
-
Last 5 Years / Total0.892
* Total H Index Rankings
Rankings
Ranking Based On Selection:
9
* Total H Index Rankings
Rankings
Ranking Based On Selection:
10
* Total H Index Rankings
Rankings
Ranking Based On Selection:
11
Engineering & Technology / Environmental Science & Engineering
Environmental Engineering | Waste to Energy | Bioenergy | Emission Control | Methane Ga
Environmental Engineering | Waste to Energy | Bioenergy | Emission Control | Methane Ga
H-Index Metrics
-
Total57
-
Last 5 Years54
-
Last 5 Years / Total0.947
* Total H Index Rankings
Rankings
Ranking Based On Selection:
12
Engineering & Technology / Environmental Science & Engineering
Microbial degradation | Fungal metabolism | Persistent organic pollutant | Pollutant transformatio
Microbial degradation | Fungal metabolism | Persistent organic pollutant | Pollutant transformatio
H-Index Metrics
-
Total55
-
Last 5 Years45
-
Last 5 Years / Total0.818
* Total H Index Rankings
Rankings
Ranking Based On Selection:
13
Engineering & Technology / Environmental Science & Engineering
Water Treatment Technology | Water Security Management | Waste Utilization | Water-Food Nexu
Water Treatment Technology | Water Security Management | Waste Utilization | Water-Food Nexu
H-Index Metrics
-
Total53
-
Last 5 Years44
-
Last 5 Years / Total0.830
* Total H Index Rankings
Rankings
Ranking Based On Selection:
14
Engineering & Technology / Environmental Science & Engineering
Supercritical Fluid Technology | wastewater and water treatment | food technology | polymer | clinical solid waste
Supercritical Fluid Technology | wastewater and water treatment | food technology | polymer | clinical solid waste
H-Index Metrics
-
Total53
-
Last 5 Years36
-
Last 5 Years / Total0.679
* Total H Index Rankings
Rankings
Ranking Based On Selection:
15
Engineering & Technology / Environmental Science & Engineering
Environmental Engineering | Solid waste | Compostin
Environmental Engineering | Solid waste | Compostin
H-Index Metrics
-
Total51
-
Last 5 Years44
-
Last 5 Years / Total0.863
* Total H Index Rankings
Rankings
Ranking Based On Selection:
16
Engineering & Technology / Environmental Science & Engineering
Wastewater Treatment | Environmental Engineerin
Wastewater Treatment | Environmental Engineerin
H-Index Metrics
-
Total48
-
Last 5 Years43
-
Last 5 Years / Total0.896
* Total H Index Rankings
Rankings
Ranking Based On Selection:
17
Engineering & Technology / Environmental Science & Engineering
Environmental Biotechnology and Applied Engineering in Tropical Conditio
Environmental Biotechnology and Applied Engineering in Tropical Conditio
H-Index Metrics
-
Total47
-
Last 5 Years39
-
Last 5 Years / Total0.830
* Total H Index Rankings
Rankings
Ranking Based On Selection:
18
Engineering & Technology / Environmental Science & Engineering
Environmental | Chemical | Pollution | Life cycle analysi
Environmental | Chemical | Pollution | Life cycle analysi
H-Index Metrics
-
Total47
-
Last 5 Years35
-
Last 5 Years / Total0.745
* Total H Index Rankings
Rankings
Ranking Based On Selection:
19
Engineering & Technology / Environmental Science & Engineering
Water treatment process | bio-system engineering | ecological engineerin
Water treatment process | bio-system engineering | ecological engineerin
H-Index Metrics
-
Total46
-
Last 5 Years29
-
Last 5 Years / Total0.630
* Total H Index Rankings
Rankings
Ranking Based On Selection:
20
Engineering & Technology / Environmental Science & Engineering
Hydrology | Water Resources Engineering | Climate Change Studie
Hydrology | Water Resources Engineering | Climate Change Studie
H-Index Metrics
-
Total44
-
Last 5 Years42
-
Last 5 Years / Total0.955
* Total H Index Rankings
Rankings
Ranking Based On Selection:
21
Engineering & Technology / Environmental Science & Engineering
Wastewater Treatment | Surface Coating | Biomass to fue
Wastewater Treatment | Surface Coating | Biomass to fue
H-Index Metrics
-
Total44
-
Last 5 Years40
-
Last 5 Years / Total0.909
* Total H Index Rankings
Rankings
Ranking Based On Selection:
22
Engineering & Technology / Environmental Science & Engineering
Metabolite Profiling | Food Processing | Herbal and Honey Researc
Metabolite Profiling | Food Processing | Herbal and Honey Researc
H-Index Metrics
-
Total44
-
Last 5 Years36
-
Last 5 Years / Total0.818
* Total H Index Rankings
Rankings
Ranking Based On Selection:
23
Engineering & Technology / Environmental Science & Engineering
Water Resources Management | Flood Management | Environmental Management | Climatology | Ecotouris
Water Resources Management | Flood Management | Environmental Management | Climatology | Ecotouris
H-Index Metrics
-
Total42
-
Last 5 Years34
-
Last 5 Years / Total0.810
* Total H Index Rankings
Rankings
Ranking Based On Selection:
24
Engineering & Technology / Environmental Science & Engineering
Wastewater treatment | Air pollutant remediation | Biochar | Microplastic
Wastewater treatment | Air pollutant remediation | Biochar | Microplastic
H-Index Metrics
-
Total42
-
Last 5 Years34
-
Last 5 Years / Total0.810
* Total H Index Rankings
Rankings
Ranking Based On Selection:
25
Engineering & Technology / Environmental Science & Engineering
Wastewater treatment | Supercritical Carbon Dioxide | Solid waste Management | Renewable energ
Wastewater treatment | Supercritical Carbon Dioxide | Solid waste Management | Renewable energ
H-Index Metrics
-
Total40
-
Last 5 Years35
-
Last 5 Years / Total0.875
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