Citation Rankings
Highly Cited Researchers
Engineering & Technology / Environmental Science & Engineering Highly Cited Researchers 44 Scientists Citation Rankings - 2025
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
18,850
World Rank
778
Country Rank
8
University
Ranking Based On Selection:
1
Engineering & Technology / Environmental Science & Engineering
Environmental Science | Ecotoxicology | Risk Assessment
Environmental Science | Ecotoxicology | Risk Assessment
Citation Metrics
-
Total35,367
-
Last 6 Years9,663
-
Last 6 Years / Total0.273
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* Total Citation Rankings
Rankings
45,995
World Rank
1,997
Country Rank
39
University
Ranking Based On Selection:
2
Engineering & Technology / Environmental Science & Engineering
biomass conversion | pentose-fermenting yeasts | pollutant degradation | pathogen detectio
biomass conversion | pentose-fermenting yeasts | pollutant degradation | pathogen detectio
Citation Metrics
-
Total19,262
-
Last 6 Years3,180
-
Last 6 Years / Total0.165
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* Total Citation Rankings
Rankings
78,347
World Rank
3,446
Country Rank
72
University
Ranking Based On Selection:
3
Engineering & Technology / Environmental Science & Engineering
Global Change Ecology | Ecological Modelling & Theory | Sustainability Science | Complex Systems | Creative Writin
Global Change Ecology | Ecological Modelling & Theory | Sustainability Science | Complex Systems | Creative Writin
Citation Metrics
-
Total12,838
-
Last 6 Years7,915
-
Last 6 Years / Total0.617
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* Total Citation Rankings
Rankings
87,297
World Rank
3,846
Country Rank
84
University
Ranking Based On Selection:
4
Engineering & Technology / Environmental Science & Engineering
water resources | risk assessment | climate chang
water resources | risk assessment | climate chang
Citation Metrics
-
Total11,752
-
Last 6 Years4,528
-
Last 6 Years / Total0.385
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* Total Citation Rankings
Rankings
95,433
World Rank
4,268
Country Rank
87
University
Ranking Based On Selection:
5
Engineering & Technology / Environmental Science & Engineering
Environmental Toxicology | Aquatic Toxicology | Aquatic Ecology | Ecolog
Environmental Toxicology | Aquatic Toxicology | Aquatic Ecology | Ecolog
Citation Metrics
-
Total10,900
-
Last 6 Years4,075
-
Last 6 Years / Total0.374
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* Total Citation Rankings
Rankings
118,348
World Rank
5,226
Country Rank
112
University
Ranking Based On Selection:
6
Engineering & Technology / Environmental Science & Engineering
Soil microbiology - microbial ecology - rhizosphere- biogeochemical cycling - source wate
Soil microbiology - microbial ecology - rhizosphere- biogeochemical cycling - source wate
Citation Metrics
-
Total9,032
-
Last 6 Years5,419
-
Last 6 Years / Total0.600
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* Total Citation Rankings
Rankings
131,717
World Rank
5,789
Country Rank
122
University
Ranking Based On Selection:
7
Engineering & Technology / Environmental Science & Engineering
space science | life support | plant sensor techniques | plant physiolog
space science | life support | plant sensor techniques | plant physiolog
Citation Metrics
-
Total8,203
-
Last 6 Years2,568
-
Last 6 Years / Total0.313
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* Total Citation Rankings
Rankings
211,092
World Rank
9,018
Country Rank
191
University
Ranking Based On Selection:
8
Engineering & Technology / Environmental Science & Engineering
Mineral Carbonation | Process Intensification | Waste Valorization | Pollution Control | Climate Change Mitigatio
Mineral Carbonation | Process Intensification | Waste Valorization | Pollution Control | Climate Change Mitigatio
Citation Metrics
-
Total5,180
-
Last 6 Years3,903
-
Last 6 Years / Total0.753
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* Total Citation Rankings
Rankings
216,154
World Rank
9,230
Country Rank
197
University
Ranking Based On Selection:
9
Engineering & Technology / Environmental Science & Engineering
Water Resources Engineering | Soil abd Water Conservation | Erosion and sediment Trasport | Nonponit Source Pollution | Watershed
Water Resources Engineering | Soil abd Water Conservation | Erosion and sediment Trasport | Nonponit Source Pollution | Watershed
Citation Metrics
-
Total5,055
-
Last 6 Years1,740
-
Last 6 Years / Total0.344
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* Total Citation Rankings
Rankings
231,021
World Rank
9,796
Country Rank
213
University
Ranking Based On Selection:
10
Citation Metrics
-
Total4,711
-
Last 6 Years2,381
-
Last 6 Years / Total0.505
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* Total Citation Rankings
Rankings
235,869
World Rank
9,982
Country Rank
219
University
Ranking Based On Selection:
11
Engineering & Technology / Environmental Science & Engineering
Sustainable Food Engineering | Bioenergy & Solid waste management | LCA | LCC | Environmental Engineerin
Sustainable Food Engineering | Bioenergy & Solid waste management | LCA | LCC | Environmental Engineerin
Citation Metrics
-
Total4,607
-
Last 6 Years2,547
-
Last 6 Years / Total0.553
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* Total Citation Rankings
Rankings
247,312
World Rank
10,402
Country Rank
229
University
Ranking Based On Selection:
12
Engineering & Technology / Environmental Science & Engineering
Soil | computed tomography | magnetic susceptibility | soil quality | pedolog
Soil | computed tomography | magnetic susceptibility | soil quality | pedolog
Citation Metrics
-
Total4,376
-
Last 6 Years2,087
-
Last 6 Years / Total0.477
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* Total Citation Rankings
Rankings
263,094
World Rank
10,981
Country Rank
240
University
Ranking Based On Selection:
13
Citation Metrics
-
Total4,092
-
Last 6 Years1,880
-
Last 6 Years / Total0.459
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* Total Citation Rankings
Rankings
275,976
World Rank
11,475
Country Rank
253
University
Ranking Based On Selection:
14
Engineering & Technology / Environmental Science & Engineering
https://www.researchgate.net/profile/Rebecca_Hallet
https://www.researchgate.net/profile/Rebecca_Hallet
Citation Metrics
-
Total3,874
-
Last 6 Years1,363
-
Last 6 Years / Total0.352
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* Total Citation Rankings
Rankings
356,841
World Rank
14,323
Country Rank
317
University
Ranking Based On Selection:
15
Engineering & Technology / Environmental Science & Engineering
Environmental Engineering | Contamination | Waste Management | Hydrothermal Carbonizatio
Environmental Engineering | Contamination | Waste Management | Hydrothermal Carbonizatio
Citation Metrics
-
Total2,849
-
Last 6 Years2,025
-
Last 6 Years / Total0.711
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* Total Citation Rankings
Rankings
374,105
World Rank
14,893
Country Rank
331
University
Ranking Based On Selection:
16
Engineering & Technology / Environmental Science & Engineering
Carbon sequestration | Remediation | Water treatment | Waste valorization | Microalgae and cyanobacteri
Carbon sequestration | Remediation | Water treatment | Waste valorization | Microalgae and cyanobacteri
Citation Metrics
-
Total2,684
-
Last 6 Years2,105
-
Last 6 Years / Total0.784
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* Total Citation Rankings
Rankings
376,337
World Rank
14,966
Country Rank
333
University
Ranking Based On Selection:
17
Citation Metrics
-
Total2,664
-
Last 6 Years2,141
-
Last 6 Years / Total0.804
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* Total Citation Rankings
Rankings
432,996
World Rank
16,749
Country Rank
369
University
Ranking Based On Selection:
18
Citation Metrics
-
Total2,209
-
Last 6 Years1,527
-
Last 6 Years / Total0.691
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* Total Citation Rankings
Rankings
476,949
World Rank
18,037
Country Rank
394
University
Ranking Based On Selection:
19
Engineering & Technology / Environmental Science & Engineering
Environmental engineering | soil remediation | water treatment | gels | colloid and interface scienc
Environmental engineering | soil remediation | water treatment | gels | colloid and interface scienc
Citation Metrics
-
Total1,928
-
Last 6 Years1,574
-
Last 6 Years / Total0.816
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* Total Citation Rankings
Rankings
504,107
World Rank
18,865
Country Rank
420
University
Ranking Based On Selection:
20
Engineering & Technology / Environmental Science & Engineering
Water Resources | Hydrology | Hydraulics | Water Quality | Climate Chang
Water Resources | Hydrology | Hydraulics | Water Quality | Climate Chang
Citation Metrics
-
Total1,778
-
Last 6 Years1,401
-
Last 6 Years / Total0.788
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* Total Citation Rankings
Rankings
606,481
World Rank
21,881
Country Rank
485
University
Ranking Based On Selection:
21
Engineering & Technology / Environmental Science & Engineering
renewable energy | anaerobic digestion | sustainability | platform chemicals | livestock mortality managemen
renewable energy | anaerobic digestion | sustainability | platform chemicals | livestock mortality managemen
Citation Metrics
-
Total1,322
-
Last 6 Years949
-
Last 6 Years / Total0.718
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* Total Citation Rankings
Rankings
645,602
World Rank
22,918
Country Rank
509
University
Ranking Based On Selection:
22
Engineering & Technology / Environmental Science & Engineering
Environment | LCA | Waste Management | Wastewate
Environment | LCA | Waste Management | Wastewate
Citation Metrics
-
Total1,185
-
Last 6 Years802
-
Last 6 Years / Total0.677
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* Total Citation Rankings
Rankings
658,359
World Rank
23,260
Country Rank
515
University
Ranking Based On Selection:
23
Engineering & Technology / Environmental Science & Engineering
invasion | ecology | conservation | climate chang
invasion | ecology | conservation | climate chang
Citation Metrics
-
Total1,144
-
Last 6 Years526
-
Last 6 Years / Total0.460
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* Total Citation Rankings
Rankings
721,950
World Rank
25,009
Country Rank
539
University
Ranking Based On Selection:
24
Engineering & Technology / Environmental Science & Engineering
Environmental geology | Geochemistry | Medical geology | Soil and plant | Potentially toxic metal
Environmental geology | Geochemistry | Medical geology | Soil and plant | Potentially toxic metal
Citation Metrics
-
Total959
-
Last 6 Years839
-
Last 6 Years / Total0.875
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* Total Citation Rankings
Rankings
773,624
World Rank
26,294
Country Rank
563
University
Ranking Based On Selection:
25
Engineering & Technology / Environmental Science & Engineering
ethno-cultural vegetables | environmental best management practices | agricultural extensio
ethno-cultural vegetables | environmental best management practices | agricultural extensio
Citation Metrics
-
Total830
-
Last 6 Years265
-
Last 6 Years / Total0.319
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