Total 2,403,032 scientists, country 221, and institutions 24,466 are evaluated in the Productivity Rankings, an exclusive service provided by AD Scientific Index. This ranking measures and highlights the scientific productivity of researchers based on the i10 index (number of publications with at least 10 citations). This system identifies highly productive scientists across disciplines, institutions, and regions, contributing to the development of evidence-based academic policies and effective incentive mechanisms. The rankings include global, regional, and institutional analyses, along with specialized rankings such as Scientists' Last 6 Years' i10 Index and Universities' i10 Index Rankings 2025. With Premium Membership, you can:
- Gain full access to detailed comparisons and advanced analytics,
- Objectively evaluate your academic productivity,
- Make strategic, data-driven decisions to enhance performance.
* Total i10 IndexRankings
Ranking Based On Selection: 1
![Ahmad Jonidi Jafari](https://cdn.adscientificindex.com/pictures/f9/295869.jpg)
environmental health
air pollution
environmental toxicology
occupational health
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
211
153
0.725
* Total i10 IndexRankings
Ranking Based On Selection: 2
![Mahdi Farzadkia](https://cdn.adscientificindex.com/pictures/fb/415879.jpg)
Solid waste management
Wastewater treatment
Sludge and Biosolid management
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
187
141
0.754
* Total i10 IndexRankings
Ranking Based On Selection: 3
![Mitra Gholami](https://cdn.adscientificindex.com/pictures/d4/416385.jpg)
Environmental Sciences
Membrane filtration
Industrial wastewater
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
154
124
0.805
* Total i10 IndexRankings
Ranking Based On Selection: 4
![Majid Kermani](https://cdn.adscientificindex.com/pictures/83/421480.jpg)
Air Pollution
Air Quality
Environmental Health
Exposure Assessment
Health Impact assessment
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
142
117
0.824
* Total i10 IndexRankings
Ranking Based On Selection: 5
![Roshanak Rezaei Kalantary](https://cdn.adscientificindex.com/pictures/09/414957.jpg)
Bioremediation
Water Treatment
Soil Pollution
Nanotechnology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
141
116
0.823
* Total i10 IndexRankings
Ranking Based On Selection: 6
![Rasoul Yarahmadi](https://cdn.adscientificindex.com/pictures/73/519321.jpg)
air pollution control
air pollution modeling
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
43
32
0.744
* Total i10 IndexRankings
Ranking Based On Selection: 7
![Hasan Pasalari](https://cdn.adscientificindex.com/pictures/e2/350435.jpg)
Waste management
Quantitative microbial risk assessment
Anaerobic Digestion
Energy Recovery
Electrochemical Oxidation
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
32
30
0.938
* Total i10 IndexRankings
Ranking Based On Selection: 8
![Zahra Asadgol](https://cdn.adscientificindex.com/pictures/57/403796.jpg)
Climate Change and Environmental Sciences
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
20
17
0.850
* Total i10 IndexRankings
Ranking Based On Selection: 9
![Abbas Abbasnia](/user/assets/images/profile/no-profile-photo.png)
Risk assessment
Environmental health engineering
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
18
18
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 10
![Mohammad Ghafoori|m. ghafouri](https://cdn.adscientificindex.com/pictures/3a/5306474.jpg)
Environmental science / water
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
Ahmad Jonidi Jafari
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
211
153
0.725
environmental health
air pollution
environmental toxicology
occupational health
Mahdi Farzadkia
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
187
141
0.754
Solid waste management
Wastewater treatment
Sludge and Biosolid management
Mitra Gholami
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
154
124
0.805
Environmental Sciences
Membrane filtration
Industrial wastewater
Majid Kermani
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
142
117
0.824
Air Pollution
Air Quality
Environmental Health
Exposure Assessment
Health Impact assessment
Roshanak Rezaei Kalantary
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
141
116
0.823
Bioremediation
Water Treatment
Soil Pollution
Nanotechnology
Rasoul Yarahmadi
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
43
32
0.744
air pollution control
air pollution modeling
Hasan Pasalari
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
32
30
0.938
Waste management
Quantitative microbial risk assessment
Anaerobic Digestion
Energy Recovery
Electrochemical Oxidation
Zahra Asadgol
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
20
17
0.850
Climate Change and Environmental Sciences
Abbas Abbasnia
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
18
18
1.000
Risk assessment
Environmental health engineering
Mohammad Ghafoori|m. ghafouri
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
Environmental science / water