H-Index
Rankings
Singapore 73 Scientists H-Index Engineering & Technology / Environmental Science & Engineering Rankings - 2025
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* 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
100
70
0.700
* 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
95
64
0.674
* Total H Index Rankings
Ranking Based
On Selection: 3
Environmental Engineering
Environmental Science
Chemical Engineering
Nanomaterials
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
83
59
0.711
* Total H Index Rankings
Ranking Based
On Selection: 4
Cardiovascular diseases
Air pollution
Meta-analysis
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
77
62
0.805
* Total H Index Rankings
Ranking Based
On Selection: 5
environmental engineering
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
69
42
0.609
* Total H Index Rankings
Ranking Based
On Selection: 6
Environmental Engineering
Membrane Separation
Environmental Nanotechnology
Water and Desalination
Environmental Materials
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
69
39
0.565
* Total H Index Rankings
Ranking Based
On Selection: 7
wastewater treatment
recreational water quality
public health
environmental microbiology
biofilms
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
67
40
0.597
* Total H Index Rankings
Ranking Based
On Selection: 8
Water and Wastewater Treatment
Water Reuse
Membrane Technology
Green Infrastructure
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
63
35
0.556
* Total H Index Rankings
Ranking Based
On Selection: 9
Water and Wastewater Treatment
Waste Treatment
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
58
53
0.914
* Total H Index Rankings
Ranking Based
On Selection: 10
Environment
Optimization
Applied Math
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
55
30
0.545
* Total H Index Rankings
Ranking Based
On Selection: 11
Indoor Air Quality
building performance
energy
indoor environment
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
53
38
0.717
* Total H Index Rankings
Ranking Based
On Selection: 12
Environment and development
particularly low latitudes
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
53
31
0.585
* Total H Index Rankings
Ranking Based
On Selection: 13
Building science
energy
indoor air quality
ventilation
HVAC
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
51
34
0.667
* Total H Index Rankings
Ranking Based
On Selection: 14
Wastewater treatment
constructed wetland
emerging contaminants
denitrification
soluble microbial product
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
46
42
0.913
* Total H Index Rankings
Ranking Based
On Selection: 15
Water Purification
Membranes
Carbon Nanotubes
Graphene
Carbon Nanoarchitectures
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
45
42
0.933
* Total H Index Rankings
Ranking Based
On Selection: 16
coffee
farming systems
climate change
sustainable agriculture
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
45
37
0.822
* Total H Index Rankings
Ranking Based
On Selection: 17
water resources engineering
hydrology
climate change
flood modeling
green urban technology
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
43
24
0.558
* Total H Index Rankings
Ranking Based
On Selection: 18
Water Resources
Hydrology
Hydroinformatics
Climate Change
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
42
29
0.690
* Total H Index Rankings
Ranking Based
On Selection: 19
Waste to Energy
Waste to Materials
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
39
37
0.949
* Total H Index Rankings
Ranking Based
On Selection: 20
Environmental Technology
Water Treatment
Environmental Functional Materials
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
39
25
0.641
* Total H Index Rankings
Ranking Based
On Selection: 21
Environmental biology
microbial ecology
metabolomics
plant-microbe interactions
syst
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
37
25
0.676
* Total H Index Rankings
Ranking Based
On Selection: 22
Environmental Microbiology
Microbial Ecology
Extremophiles
Astrobiology
Environmental Health
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
36
29
0.806
* Total H Index Rankings
Ranking Based
On Selection: 23
Numerical Weather Prediction
Data Assimilation
Climate Science
Reanalysis
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
35
23
0.657
* Total H Index Rankings
Ranking Based
On Selection: 24
Environmental biotechnology
Waste-to-resources
Biomass energy technology
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
34
33
0.971
* Total H Index Rankings
Ranking Based
On Selection: 25
Climate Science
Projections
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
33
20
0.606
Yu Liu
Nanyang Technological University
Jurong West, Singapore
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
100
70
0.700
Environmental microbiology and biotechnology
MBR
Biological wastewater treatment
Shane A Snyder
Nanyang Technological University
Jurong West, Singapore
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
95
64
0.674
Environmental engineering
water
reuse
solid waste
recycling
Teik Thye Lim
Nanyang Technological University
Jurong West, Singapore
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
83
59
0.711
Environmental Engineering
Environmental Science
Chemical Engineering
Nanomaterials
Wilson Tam
National University of Singapore
Queenstown, Singapore
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
77
62
0.805
Cardiovascular diseases
Air pollution
Meta-analysis
Wunjern Ng
Nanyang Technological University
Jurong West, Singapore
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
69
42
0.609
environmental engineering
Darren Delai Sun
Nanyang Technological University
Jurong West, Singapore
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
69
39
0.565
Environmental Engineering
Membrane Separation
Environmental Nanotechnology
Water and Desalination
Environmental Materials
Stefan Wuertz
Nanyang Technological University
Jurong West, Singapore
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
67
40
0.597
wastewater treatment
recreational water quality
public health
environmental microbiology
biofilms
Say Leong Ong
National University of Singapore
Queenstown, Singapore
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
63
35
0.556
Water and Wastewater Treatment
Water Reuse
Membrane Technology
Green Infrastructure
Yan Zhou
Nanyang Technological University
Jurong West, Singapore
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
58
53
0.914
Water and Wastewater Treatment
Waste Treatment
Christine A Shoemaker
National University of Singapore
Queenstown, Singapore
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
55
30
0.545
Environment
Optimization
Applied Math
Tham Kwok Wai
National University of Singapore
Queenstown, Singapore
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
53
38
0.717
Indoor Air Quality
building performance
energy
indoor environment
David Taylor
National University of Singapore
Queenstown, Singapore
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
53
31
0.585
Environment and development
particularly low latitudes
Chandra Sekhar
National University of Singapore
Queenstown, Singapore
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
51
34
0.667
Building science
energy
indoor air quality
ventilation
HVAC
Dong Qing Zhang
Nanyang Technological University
Jurong West, Singapore
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
46
42
0.913
Wastewater treatment
constructed wetland
emerging contaminants
denitrification
soluble microbial product
Kunli Goh
Nanyang Technological University
Jurong West, Singapore
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
45
42
0.933
Water Purification
Membranes
Carbon Nanotubes
Graphene
Carbon Nanoarchitectures
Piet van Asten
Olam Group
Singapore, Singapore
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
45
37
0.822
coffee
farming systems
climate change
sustainable agriculture
Xiaosheng Qin
Nanyang Technological University
Jurong West, Singapore
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
43
24
0.558
water resources engineering
hydrology
climate change
flood modeling
green urban technology
Shie Yui Liong
National University of Singapore
Queenstown, Singapore
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
42
29
0.690
Water Resources
Hydrology
Hydroinformatics
Climate Change
Andrei Veksha
Nanyang Technological University
Jurong West, Singapore
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
39
37
0.949
Waste to Energy
Waste to Materials
Hongwei Bai
Nanyang Technological University
Jurong West, Singapore
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
39
25
0.641
Environmental Technology
Water Treatment
Environmental Functional Materials
Sanjay Swarup
National University of Singapore
Queenstown, Singapore
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
37
25
0.676
Environmental biology
microbial ecology
metabolomics
plant-microbe interactions
syst
Janelle R Thompson
Nanyang Technological University
Jurong West, Singapore
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
36
29
0.806
Environmental Microbiology
Microbial Ecology
Extremophiles
Astrobiology
Environmental Health
Dale Barker
National Environment Agency, Singapore
Singapore, Singapore
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
35
23
0.657
Numerical Weather Prediction
Data Assimilation
Climate Science
Reanalysis
Le Zhang
National University of Singapore
Queenstown, Singapore
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
34
33
0.971
Environmental biotechnology
Waste-to-resources
Biomass energy technology
Aurel Moise
National Environment Agency, Singapore
Singapore, Singapore
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
33
20
0.606
Climate Science
Projections