H-Index
Rankings
Africa Scientists H-Index Engineering & Technology / Environmental Science & Engineering Rankings 2025
AD Scientific Index evaluates the academic productivity and efficiency of scientists and institutions based on the H-index, i10 index, and citation counts. In addition to total H-index rankings, you can also explore rankings and analyses by "Scientists Last 6 Years H-index" and by subject.
* Total H Index Rankings
Ranking Based
On Selection :1
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
83
54
0.651
* Total H Index Rankings
Ranking Based
On Selection :2
Climate Change
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
71
51
0.718
* Total H Index Rankings
Ranking Based
On Selection :3
Wastewater Technology
Algal Biotechnology
Biofuels
Bioremediation
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
66
58
0.879
* Total H Index Rankings
Ranking Based
On Selection :4
Environmental Engineerning
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
62
37
0.597
* Total H Index Rankings
Ranking Based
On Selection :5
enviornmental science
enviornmental biology
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
60
42
0.700
* Total H Index Rankings
Ranking Based
On Selection :6
Wastewater treatment technologies
Bioreactors
Membrane technology
Water reuse
Microbial fuel
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
54
43
0.796
* Total H Index Rankings
Ranking Based
On Selection :7
climate change mitigation
poverty
global stocktake
policy analysis
sustainable development
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
53
35
0.660
* Total H Index Rankings
Ranking Based
On Selection :8
vulnerability
adaptation
climate change
development
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
51
43
0.843
* Total H Index Rankings
Ranking Based
On Selection :9
Génie de l'Environnement
Génie des Procédés
Chimie de l'Environnement
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
50
34
0.680
* Total H Index Rankings
Ranking Based
On Selection :10
Adsorption
Water treatment
nanotechnology
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
49
39
0.796
* Total H Index Rankings
Ranking Based
On Selection :11
Environmental Science
Reproductive Toxicology
Endocrine Disruption
Hepatotoxicity
Drug Toxicity
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
48
36
0.750
* Total H Index Rankings
Ranking Based
On Selection :12
sustainability engineering
biogas
LCA
Future Technologies
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
46
41
0.891
* Total H Index Rankings
Ranking Based
On Selection :13
Climate Science
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
43
40
0.930
* Total H Index Rankings
Ranking Based
On Selection :14
Water Microbiology
nanotechnology
biotechnology
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
42
32
0.762
* Total H Index Rankings
Ranking Based
On Selection :15
Algal Biofuels
Biotechnology
Nutrient recovery
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
41
35
0.854
* Total H Index Rankings
Ranking Based
On Selection :16
Environmental Engineering
Water Treatment
Desalination
Circular Economy
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
41
32
0.780
* Total H Index Rankings
Ranking Based
On Selection :17
Advanced Oxidation Processes
Ozone
UV
Electrolysis
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
41
31
0.756
* Total H Index Rankings
Ranking Based
On Selection :18
Biodiversity Loss
Environmental Degradation
Climate Adaptation
Nature based Solution
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
40
34
0.850
* Total H Index Rankings
Ranking Based
On Selection :19
High Voltage Engineering
Lightning
EMI/EMC
Environmental Science
Extreme Natural Events
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
40
28
0.700
* Total H Index Rankings
Ranking Based
On Selection :20
Microbiologie de l'Environnement
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
39
33
0.846
* Total H Index Rankings
Ranking Based
On Selection :21
climate change
risk
biodiversity
health
sustainability
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
38
37
0.974
* Total H Index Rankings
Ranking Based
On Selection :22
water resources analysis and modelling
water quality analysis and remediation
surface and groundwater hydrology
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
38
33
0.868
* Total H Index Rankings
Ranking Based
On Selection :23
Climate change
sustainability
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
38
27
0.711
* Total H Index Rankings
Ranking Based
On Selection :24
Environmental Ecotechnology
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
38
24
0.632
* Total H Index Rankings
Ranking Based
On Selection :25
Environmental Engineering
Wastewater Treatment
Environmental Modeling
Pollution
Waste Management
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
37
36
0.973
Charlie Shackleton
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
83
54
0.651
Mark New
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
71
51
0.718
Faizal Bux
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
66
58
0.879
Wastewater Technology
Algal Biotechnology
Biofuels
Bioremediation
George Ekama
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
62
37
0.597
Environmental Engineerning
Mazharuddin Khan
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
60
42
0.700
enviornmental science
enviornmental biology
Ali Akbar Zinatizadeh
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
54
43
0.796
Wastewater treatment technologies
Bioreactors
Membrane technology
Water reuse
Microbial fuel
Harald Winkler
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
53
35
0.660
climate change mitigation
poverty
global stocktake
policy analysis
sustainable development
Gina Ziervogel
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
51
43
0.843
vulnerability
adaptation
climate change
development
Hakim Lounici
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
50
34
0.680
Génie de l'Environnement
Génie des Procédés
Chimie de l'Environnement
Maurice S. Onyango
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
49
39
0.796
Adsorption
Water treatment
nanotechnology
Mokhtar Ibrahim Yousef
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
48
36
0.750
Environmental Science
Reproductive Toxicology
Endocrine Disruption
Hepatotoxicity
Drug Toxicity
Charles Mbohwa
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
46
41
0.891
sustainability engineering
biogas
LCA
Future Technologies
Christopher Lennard
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
43
40
0.930
MNB Momba
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
42
32
0.762
Water Microbiology
nanotechnology
biotechnology
Ismail Rawat
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
41
35
0.854
Algal Biofuels
Biotechnology
Nutrient recovery
Mohamed Chaker Ncibi
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
41
32
0.780
Environmental Engineering
Water Treatment
Desalination
Circular Economy
Joon Wun Kang
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
41
31
0.756
Advanced Oxidation Processes
Ozone
UV
Electrolysis
Chris Gordon|Christopher Gordon, C. Gordon
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
40
34
0.850
Biodiversity Loss
Environmental Degradation
Climate Adaptation
Nature based Solution
Chandima Gomes
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
40
28
0.700
High Voltage Engineering
Lightning
EMI/EMC
Environmental Science
Extreme Natural Events
Slim Abdelkafi
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
39
33
0.846
Microbiologie de l'Environnement
Christopher Trisos
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
38
37
0.974
climate change
risk
biodiversity
health
sustainability
John Odiyo
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
38
33
0.868
water resources analysis and modelling
water quality analysis and remediation
surface and groundwater hydrology
Barend Erasmus
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
38
27
0.711
Climate change
sustainability
Frank Kansiime
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
38
24
0.632
Environmental Ecotechnology
Mahmoud Nasr
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
37
36
0.973
Environmental Engineering
Wastewater Treatment
Environmental Modeling
Pollution
Waste Management