Productivity Rankings is a unique service offered only by “AD Scientific Index”. This is a ranking system derived from the i10 index in order to show the productivity of the scientist in publishing scientific articles of value. Productivity Rankings is an instrument that lists productive scientists in a given area, discipline, university, and country and can guide the development of meaningful incentives and academic policies. The world rankings, regional rankings, and university rankings of scientists in this table are developed based on the total i10 index. Additionally, click to view the special rankings based on Productivity Rankings: Scientists Last 6 years' i10 Index", Universities Total i10 Index Rankings 2025, Universities Last 6 Years i10 Index Rankings 2025 "Art and Humanities i10 Productivity Rankings" and "Social Sciences and Humanities i10 Productivity Rankings".
* Total i10 IndexRankings
Ranking Based On Selection :1
Environment Science
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
92
87
0.946
* Total i10 IndexRankings
Ranking Based On Selection :2
Environmental history
Environmental policy
History of environmental science
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
33
18
0.545
* Total i10 IndexRankings
Ranking Based On Selection :3
bioaccumulation and contaminant fate modelling
marine mammals
risk assessment
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
27
16
0.593
* Total i10 IndexRankings
Ranking Based On Selection :4
Environmental biogeochemistry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
26
26
1.000
* Total i10 IndexRankings
Ranking Based On Selection :5
Climate Change Mitigation
Climate Change Education
Carbon Literacy Training
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
25
23
0.920
* Total i10 IndexRankings
Ranking Based On Selection :6
GIS
Remote Sensing
Forest Inventory
Land Degradation
Climate Change
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
18
17
0.944
* Total i10 IndexRankings
Ranking Based On Selection :7
environmental policy
energy policy
climate policy
environmental planning
community-based sustainability
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
9
7
0.778
* Total i10 IndexRankings
Ranking Based On Selection :8
Stable Isotopes
Arctic
Climate Change
Sulfur Isotopes
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
* Total i10 IndexRankings
Ranking Based On Selection :9
Environmental Science/Studies
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
* Total i10 IndexRankings
Ranking Based On Selection :10
quantitative ecology
conservation biology
population ecology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
* Total i10 IndexRankings
Ranking Based On Selection :11
Environmental Science
Sustainability
Ecological Restoration
Natural Heritage Systems
Watershed Management
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
Wei Wang
Trent University
Peterborough, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
92
87
0.946
Stephen Bocking
Trent University
Peterborough, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
33
18
0.545
Environmental history
Environmental policy
History of environmental science
Brendan Hickie
Trent University
Peterborough, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
27
16
0.593
bioaccumulation and contaminant fate modelling
marine mammals
risk assessment
Duc Huy Dang
Trent University
Peterborough, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
26
26
1.000
Environmental biogeochemistry
Petra Molthan Hill
Nottingham Trent University
Nottingham, United Kingdom
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
25
23
0.920
Climate Change Mitigation
Climate Change Education
Carbon Literacy Training
Oumer Ahmed
Trent University
Peterborough, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
18
17
0.944
GIS
Remote Sensing
Forest Inventory
Land Degradation
Climate Change
Stephen Hill
Trent University
Peterborough, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
9
7
0.778
environmental policy
energy policy
climate policy
environmental planning
community-based sustainability
Jennifer Routledge
Trent University
Peterborough, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
Stable Isotopes
Arctic
Climate Change
Sulfur Isotopes
Hannah Mulligan
Trent University
Peterborough, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
Environmental Science/Studies
Brandon D Merriell
Trent University
Peterborough, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
quantitative ecology
conservation biology
population ecology
Dylan Radcliffe
Trent University
Peterborough, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
0
0
0
Environmental Science
Sustainability
Ecological Restoration
Natural Heritage Systems
Watershed Management