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Oman 24 Scientists H-Index Engineering & Technology / Environmental Science & Engineering Rankings - 2026
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
155,312
World Rank
58
Country Rank
29
University
Ranking Based On Selection:
1
Engineering & Technology / Environmental Science & Engineering
Microbial electrochemistry | BIo-Hydrogen | Membrane Separation | Aanaerobic digestion | Air pollutio
Microbial electrochemistry | BIo-Hydrogen | Membrane Separation | Aanaerobic digestion | Air pollutio
H-Index Metrics
-
Total40
-
Last 5 Years36
-
Last 5 Years / Total0.900
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* Total H Index Rankings
Rankings
173,988
World Rank
70
Country Rank
38
University
Ranking Based On Selection:
2
Engineering & Technology / Environmental Science & Engineering
Earth and Planetary Sciences | Climate Change | Renewable Energ
Earth and Planetary Sciences | Climate Change | Renewable Energ
H-Index Metrics
-
Total38
-
Last 5 Years32
-
Last 5 Years / Total0.842
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* Total H Index Rankings
Rankings
232,681
World Rank
98
Country Rank
51
University
Ranking Based On Selection:
3
Engineering & Technology / Environmental Science & Engineering
Water Quality | Desalination | Soil Salinit
Water Quality | Desalination | Soil Salinit
H-Index Metrics
-
Total33
-
Last 5 Years26
-
Last 5 Years / Total0.788
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* Total H Index Rankings
Rankings
258,835
World Rank
113
Country Rank
58
University
Ranking Based On Selection:
4
Engineering & Technology / Environmental Science & Engineering
Waste valorization | Biorefinery | Biofuel | Bioplasti
Waste valorization | Biorefinery | Biofuel | Bioplasti
H-Index Metrics
-
Total31
-
Last 5 Years27
-
Last 5 Years / Total0.871
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* Total H Index Rankings
Rankings
345,003
World Rank
185
Country Rank
7
University
Ranking Based On Selection:
5
Engineering & Technology / Environmental Science & Engineering
Sustainable Environment | Wastewater | Solid Waste Management | Pollution Control | Waste to Energ
Sustainable Environment | Wastewater | Solid Waste Management | Pollution Control | Waste to Energ
H-Index Metrics
-
Total26
-
Last 5 Years25
-
Last 5 Years / Total0.962
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* Total H Index Rankings
Rankings
398,287
World Rank
228
Country Rank
125
University
Ranking Based On Selection:
6
Engineering & Technology / Environmental Science & Engineering
Hydrogeology | Groundwater modeling | Decision support system
Hydrogeology | Groundwater modeling | Decision support system
H-Index Metrics
-
Total24
-
Last 5 Years20
-
Last 5 Years / Total0.833
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* Total H Index Rankings
Rankings
403,682
World Rank
235
Country Rank
2
University
Ranking Based On Selection:
7
Engineering & Technology / Environmental Science & Engineering
Waste Management | Landfilling | Biogas | Expert Syste
Waste Management | Landfilling | Biogas | Expert Syste
H-Index Metrics
-
Total24
-
Last 5 Years18
-
Last 5 Years / Total0.750
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* Total H Index Rankings
Rankings
406,688
World Rank
237
Country Rank
131
University
Ranking Based On Selection:
8
* Total H Index Rankings
Rankings
433,688
World Rank
262
Country Rank
149
University
Ranking Based On Selection:
9
Engineering & Technology / Environmental Science & Engineering
Environmental chemistry | Analytical chemistry | Water treatment | Adsorption | Waste treatmen
Environmental chemistry | Analytical chemistry | Water treatment | Adsorption | Waste treatmen
H-Index Metrics
-
Total23
-
Last 5 Years16
-
Last 5 Years / Total0.696
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* Total H Index Rankings
Rankings
480,588
World Rank
301
Country Rank
170
University
Ranking Based On Selection:
10
Engineering & Technology / Environmental Science & Engineering
Environmental Impact Assessment | Pollution remediation and waste management | Climate change adaptation
Environmental Impact Assessment | Pollution remediation and waste management | Climate change adaptation
H-Index Metrics
-
Total21
-
Last 5 Years18
-
Last 5 Years / Total0.857
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* Total H Index Rankings
Rankings
680,741
World Rank
452
Country Rank
262
University
Ranking Based On Selection:
11
* Total H Index Rankings
Rankings
700,159
World Rank
471
Country Rank
8
University
Ranking Based On Selection:
12
Engineering & Technology / Environmental Science & Engineering
Nano Membrane Technology | Biosorption Environmental Engineering | Renewable Energ
Nano Membrane Technology | Biosorption Environmental Engineering | Renewable Energ
H-Index Metrics
-
Total15
-
Last 5 Years14
-
Last 5 Years / Total0.933
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* Total H Index Rankings
Rankings
813,319
World Rank
560
Country Rank
43
University
Ranking Based On Selection:
13
Engineering & Technology / Environmental Science & Engineering
Environmental and Water Resources Engineering (Groundwater Modeling
Environmental and Water Resources Engineering (Groundwater Modeling
H-Index Metrics
-
Total13
-
Last 5 Years12
-
Last 5 Years / Total0.923
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* Total H Index Rankings
Rankings
893,710
World Rank
628
Country Rank
24
University
Ranking Based On Selection:
14
* Total H Index Rankings
Rankings
898,352
World Rank
632
Country Rank
41
University
Ranking Based On Selection:
15
Engineering & Technology / Environmental Science & Engineering
Chemical and Environmental Engineerin
Chemical and Environmental Engineerin
H-Index Metrics
-
Total12
-
Last 5 Years9
-
Last 5 Years / Total0.750
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* Total H Index Rankings
Rankings
942,418
World Rank
669
Country Rank
340
University
Ranking Based On Selection:
16
Engineering & Technology / Environmental Science & Engineering
soils and water resources management | sustainable environmental management | HYDRUS modellin
soils and water resources management | sustainable environmental management | HYDRUS modellin
H-Index Metrics
-
Total11
-
Last 5 Years11
-
Last 5 Years / Total1.000
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* Total H Index Rankings
Rankings
966,951
World Rank
689
Country Rank
346
University
Ranking Based On Selection:
17
Engineering & Technology / Environmental Science & Engineering
Water Treatment | Soil Science and Environmental issue
Water Treatment | Soil Science and Environmental issue
H-Index Metrics
-
Total11
-
Last 5 Years9
-
Last 5 Years / Total0.818
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* Total H Index Rankings
Rankings
1,218,879
World Rank
845
Country Rank
381
University
Ranking Based On Selection:
18
Engineering & Technology / Environmental Science & Engineering
Data Analytics | Machine Learning | Water resources management | Environmental Scienc
Data Analytics | Machine Learning | Water resources management | Environmental Scienc
H-Index Metrics
-
Total8
-
Last 5 Years8
-
Last 5 Years / Total1.000
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* Total H Index Rankings
Rankings
1,219,157
World Rank
846
Country Rank
73
University
Ranking Based On Selection:
19
* Total H Index Rankings
Rankings
1,402,643
World Rank
984
Country Rank
11
University
Ranking Based On Selection:
20
* Total H Index Rankings
Rankings
1,553,038
World Rank
1,121
Country Rank
66
University
Ranking Based On Selection:
21
Engineering & Technology / Environmental Science & Engineering
Wastewater treatment | Environmental Engineering | Heat Transfer | Renewable Energ
Wastewater treatment | Environmental Engineering | Heat Transfer | Renewable Energ
H-Index Metrics
-
Total6
-
Last 5 Years6
-
Last 5 Years / Total1.000
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* Total H Index Rankings
Rankings
2,055,719
World Rank
1,687
Country Rank
97
University
Ranking Based On Selection:
22
Engineering & Technology / Environmental Science & Engineering
Chemical Engineering | Environmental Engineerin
Chemical Engineering | Environmental Engineerin
H-Index Metrics
-
Total3
-
Last 5 Years3
-
Last 5 Years / Total1.000
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* Total H Index Rankings
Rankings
2,320,241
World Rank
2,067
Country Rank
24
University
Ranking Based On Selection:
23
Engineering & Technology / Environmental Science & Engineering
Environmental Management | Occupational Safety and Health | Bioremediatio
Environmental Management | Occupational Safety and Health | Bioremediatio
H-Index Metrics
-
Total2
-
Last 5 Years2
-
Last 5 Years / Total1.000
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Premium Data
* Total H Index Rankings
Rankings
2,486,117
World Rank
2,372
Country Rank
21
University
Ranking Based On Selection:
24
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Track your performance in real time — benchmark, compare, and improve. Stay ahead with instant insights and global peer comparisons.
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Unlock researcher and institutional impact with transparent contribution scores. Recognize, measure, and reward academic excellence at every level.
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