H-Index
Rankings
Sri Lanka Scientists H-Index Engineering & Technology / Environmental Science & Engineering Rankings in Sri Lanka 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
climate change
adaptation
groundwater
energy
agri-food systems
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
40
35
0.875
* Total H Index Rankings
Ranking Based
On Selection :2
Climate change
water policy
food security
poverty
energ economics
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
38
27
0.711
* Total H Index Rankings
Ranking Based
On Selection :3
Environmental Soil Science
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
34
34
1.000
* Total H Index Rankings
Ranking Based
On Selection :4
Air pollution
Epidemiology
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
33
31
0.939
* Total H Index Rankings
Ranking Based
On Selection :5
Hydrology
Climate change
Cryosphere
Water-Food Nexus
climate resilient WASH
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
32
30
0.938
* Total H Index Rankings
Ranking Based
On Selection :6
Climate Change
Water Management
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
31
25
0.806
* Total H Index Rankings
Ranking Based
On Selection :7
Environmental Engineering
Environmental Management
Ecological Engineering
Civil Engineering
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
30
18
0.600
* Total H Index Rankings
Ranking Based
On Selection :8
Water Resource
Civil Engineering
Conflict Resolution
Project Management
IWRM
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
28
19
0.679
* Total H Index Rankings
Ranking Based
On Selection :9
drought
water
climate change
policy
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
27
20
0.741
* Total H Index Rankings
Ranking Based
On Selection :10
Climate change/variability
hydrological modeling
hydrological extremes
water security
water management
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
21
18
0.857
* Total H Index Rankings
Ranking Based
On Selection :11
Water Resources
Environmental Pollution
Climate Change
Planetary Health
Remote Sensing
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
18
17
0.944
* Total H Index Rankings
Ranking Based
On Selection :12
Environmental Engineering
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
17
16
0.941
* Total H Index Rankings
Ranking Based
On Selection :13
Hydrological modeling
Climate Change
Remote Sensing
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
17
15
0.882
* Total H Index Rankings
Ranking Based
On Selection :14
Climate smart agribusiness
farmer collectives
climate change
food systems
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
16
14
0.875
* Total H Index Rankings
Ranking Based
On Selection :15
Spatial Hydrology
Climate Change
Water Accounting
Land and Water Management
Earth Observation
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
15
15
1.000
* Total H Index Rankings
Ranking Based
On Selection :16
Water Resources Management
Remote Sensing
GIS
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
15
12
0.800
* Total H Index Rankings
Ranking Based
On Selection :17
Institutions
policy
governance
climate change adaptation
irrigation
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
15
12
0.800
* Total H Index Rankings
Ranking Based
On Selection :18
Environmental Sciences
waste management
Environmental Geochemistry
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
14
14
1.000
* Total H Index Rankings
Ranking Based
On Selection :19
Irrigation and Water Management
Crop and Environmental Modelling
Climate change
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
14
14
1.000
* Total H Index Rankings
Ranking Based
On Selection :20
Water resources
Agriculture
Environment
Climate Change
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
14
13
0.929
* Total H Index Rankings
Ranking Based
On Selection :21
Water and Environment
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
14
12
0.857
* Total H Index Rankings
Ranking Based
On Selection :22
water governance
transdisciplinarity
climate change
community-based approaches to water management
water-energy-food nexus
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
14
11
0.786
* Total H Index Rankings
Ranking Based
On Selection :23
Water Resource Management
Hydrology
Aquatic Ecology
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
13
11
0.846
* Total H Index Rankings
Ranking Based
On Selection :24
Resource recovery & reuse
Environmental sustainability assessment
Business model development
Waste reuse
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
13
11
0.846
* Total H Index Rankings
Ranking Based
On Selection :25
Environmental Engineering
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
13
10
0.769
Aditi Mukherji
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
40
35
0.875
climate change
adaptation
groundwater
energy
agri-food systems
Munir A Hanjra
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
38
27
0.711
Climate change
water policy
food security
poverty
energ economics
Avanthi Deshani Igalavithana
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
34
34
1.000
Environmental Soil Science
Gayan Bowatte
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
33
31
0.939
Air pollution
Epidemiology
Santosh Nepal
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
32
30
0.938
Hydrology
Climate change
Cryosphere
Water-Food Nexus
climate resilient WASH
Luna Bharati
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
31
25
0.806
Climate Change
Water Management
Jagath Manatunge
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
30
18
0.600
Environmental Engineering
Environmental Management
Ecological Engineering
Civil Engineering
Sssivakumar
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
28
19
0.679
Water Resource
Civil Engineering
Conflict Resolution
Project Management
IWRM
Rachael Mcdonnell
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
27
20
0.741
drought
water
climate change
policy
Meron Teferi Taye
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
21
18
0.857
Climate change/variability
hydrological modeling
hydrological extremes
water security
water management
Mahesh Jampani|Jampani Mahesh, J Mahesh, M Jampani
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
18
17
0.944
Water Resources
Environmental Pollution
Climate Change
Planetary Health
Remote Sensing
Nadeeshani Nanayakkara
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
17
16
0.941
Environmental Engineering
Lal Muthuwatta
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
17
15
0.882
Hydrological modeling
Climate Change
Remote Sensing
Mohamed Esham
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
16
14
0.875
Climate smart agribusiness
farmer collectives
climate change
food systems
Komlavi Akpoti
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
15
15
1.000
Spatial Hydrology
Climate Change
Water Accounting
Land and Water Management
Earth Observation
Ndk Dayawansa
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
15
12
0.800
Water Resources Management
Remote Sensing
GIS
Ram Bastakoti
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
15
12
0.800
Institutions
policy
governance
climate change adaptation
irrigation
Sunethra Kanthi Gunatilake
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
14
14
1.000
Environmental Sciences
waste management
Environmental Geochemistry
MHJP Gunarathna
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
14
14
1.000
Irrigation and Water Management
Crop and Environmental Modelling
Climate change
Nishadi Eriyagama
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
14
13
0.929
Water resources
Agriculture
Environment
Climate Change
Gemunu Herath
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
14
12
0.857
Water and Environment
Inga Jacobs-Mata
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
14
11
0.786
water governance
transdisciplinarity
climate change
community-based approaches to water management
water-energy-food nexus
Tilak Priyadarshana Dodampe Gamage
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
13
11
0.846
Water Resource Management
Hydrology
Aquatic Ecology
Solomie Gebrezgabher
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
13
11
0.846
Resource recovery & reuse
Environmental sustainability assessment
Business model development
Waste reuse
Mahesh Jayaweera
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
13
10
0.769
Environmental Engineering