H-Index
Rankings
ASEAN 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
Environmental microbiology and biotechnology
MBR
Biological wastewater treatment
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
99
75
0.758
* Total H Index Rankings
Ranking Based
On Selection :2
Environmental engineering
water
reuse
solid waste
recycling
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
94
66
0.702
* Total H Index Rankings
Ranking Based
On Selection :3
Pyrolysis
Microwave Pyrolysis
Waste and Biomass Recovery
Water & Wastewater Treatment
Biochar
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
89
83
0.933
* Total H Index Rankings
Ranking Based
On Selection :4
Water resources
Climate Change
Statistical hydrology
Groundwater hydrology
Hydrological
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
88
82
0.932
* Total H Index Rankings
Ranking Based
On Selection :5
Environmental engineering
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
87
65
0.747
* Total H Index Rankings
Ranking Based
On Selection :6
Hydrogen
Catalysis
Reforming
Photocatalysis
Fischer-Tropsch synthesis
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
82
82
1.000
* Total H Index Rankings
Ranking Based
On Selection :7
Environmental Engineering
Environmental Science
Chemical Engineering
Nanomaterials
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
82
62
0.756
* Total H Index Rankings
Ranking Based
On Selection :8
Cardiovascular diseases
Air pollution
Meta-analysis
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
75
63
0.840
* Total H Index Rankings
Ranking Based
On Selection :9
Biopolymers
Composite Biomaterials
Activated Carbon
Adsorption
Response Surface Methodology
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
69
63
0.913
* Total H Index Rankings
Ranking Based
On Selection :10
Water Resources
Optimization Model
Dam Operation
Artificial Neural network
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
69
60
0.870
* Total H Index Rankings
Ranking Based
On Selection :11
environmental engineering
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
69
46
0.667
* Total H Index Rankings
Ranking Based
On Selection :12
Environmental Engineering
Membrane Separation
Environmental Nanotechnology
Water and Desalination
Environmental Materials
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
69
44
0.638
* Total H Index Rankings
Ranking Based
On Selection :13
Bioprocessing
Biorefinery
Food processing
Microalgae technology
Sustainability
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
68
67
0.985
* Total H Index Rankings
Ranking Based
On Selection :14
wastewater treatment
recreational water quality
public health
environmental microbiology
biofilms
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
67
41
0.612
* Total H Index Rankings
Ranking Based
On Selection :15
Water and Wastewater Treatment
Water Reuse
Membrane Technology
Green Infrastructure
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
63
37
0.587
* Total H Index Rankings
Ranking Based
On Selection :16
Environmental Science and Engineering
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
62
61
0.984
* Total H Index Rankings
Ranking Based
On Selection :17
Environmental Engineering
membrane technology
solid waste managment
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
61
36
0.590
* Total H Index Rankings
Ranking Based
On Selection :18
Water and Wastewater Treatment
Waste Treatment
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
57
52
0.912
* Total H Index Rankings
Ranking Based
On Selection :19
Bioprocessing and Biomanufacturing
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
57
38
0.667
* Total H Index Rankings
Ranking Based
On Selection :20
Environmental governance
climate change adaptation
sustainability science
knowledge systems
narratives
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
55
40
0.727
* Total H Index Rankings
Ranking Based
On Selection :21
Environment
Optimization
Applied Math
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
55
32
0.582
* Total H Index Rankings
Ranking Based
On Selection :22
Environmental Engineering
Water and Wastewater Treatment
Solid Waste Management
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
53
41
0.774
* Total H Index Rankings
Ranking Based
On Selection :23
Water Treatment Technology
Water Security Management
Waste Utilization
Water-Food Nexus
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
52
47
0.904
* Total H Index Rankings
Ranking Based
On Selection :24
Indoor Air Quality
building performance
energy
indoor environment
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
52
40
0.769
* Total H Index Rankings
Ranking Based
On Selection :25
Environment and development
particularly low latitudes
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
52
34
0.654
Yu Liu
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
99
75
0.758
Environmental microbiology and biotechnology
MBR
Biological wastewater treatment
Shane A Snyder
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
94
66
0.702
Environmental engineering
water
reuse
solid waste
recycling
Su Shiung Lam 蓝世雄
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
89
83
0.933
Pyrolysis
Microwave Pyrolysis
Waste and Biomass Recovery
Water & Wastewater Treatment
Biochar
Shamsuddin Shahid
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
88
82
0.932
Water resources
Climate Change
Statistical hydrology
Groundwater hydrology
Hydrological
Hamidi Abdul Aziz
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
87
65
0.747
Environmental engineering
Dai Viet N Vo
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
82
82
1.000
Hydrogen
Catalysis
Reforming
Photocatalysis
Fischer-Tropsch synthesis
Teik Thye Lim
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
82
62
0.756
Environmental Engineering
Environmental Science
Chemical Engineering
Nanomaterials
Wilson Tam
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
75
63
0.840
Cardiovascular diseases
Air pollution
Meta-analysis
Ali H Jawad
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
69
63
0.913
Biopolymers
Composite Biomaterials
Activated Carbon
Adsorption
Response Surface Methodology
Ahmed El Shafie
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
69
60
0.870
Water Resources
Optimization Model
Dam Operation
Artificial Neural network
Wunjern Ng
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
69
46
0.667
environmental engineering
Darren Delai Sun
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
69
44
0.638
Environmental Engineering
Membrane Separation
Environmental Nanotechnology
Water and Desalination
Environmental Materials
Kit Wayne Chew
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
68
67
0.985
Bioprocessing
Biorefinery
Food processing
Microalgae technology
Sustainability
Stefan Wuertz
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
67
41
0.612
wastewater treatment
recreational water quality
public health
environmental microbiology
biofilms
Say Leong Ong
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
63
37
0.587
Water and Wastewater Treatment
Water Reuse
Membrane Technology
Green Infrastructure
Jun Wei Lim
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
62
61
0.984
Environmental Science and Engineering
Visvanathan C
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
61
36
0.590
Environmental Engineering
membrane technology
solid waste managment
Yan Zhou
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
57
52
0.912
Water and Wastewater Treatment
Waste Treatment
Arbakariya B Ariff
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
57
38
0.667
Bioprocessing and Biomanufacturing
Louis Lebel
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
55
40
0.727
Environmental governance
climate change adaptation
sustainability science
knowledge systems
narratives
Christine A Shoemaker
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
55
32
0.582
Environment
Optimization
Applied Math
Mohamed Hasnain Isa
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
53
41
0.774
Environmental Engineering
Water and Wastewater Treatment
Solid Waste Management
Keng Yuen Foo
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
52
47
0.904
Water Treatment Technology
Water Security Management
Waste Utilization
Water-Food Nexus
Tham Kwok Wai
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
52
40
0.769
Indoor Air Quality
building performance
energy
indoor environment
David Taylor
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
52
34
0.654
Environment and development
particularly low latitudes