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
![RD Tyagi](https://cdn.adscientificindex.com/pictures/30/641769.jpg)
Biodiesel
Bioplastics
Biopolymers
Biopesticides
Value added products
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
401
237
0.591
* Total i10 IndexRankings
Ranking Based On Selection: 2
![Taha Bmj Ouarda](https://cdn.adscientificindex.com/pictures/49/642308.jpg)
hydrology
climatology
statistics
environmental modeling
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
304
212
0.697
* Total i10 IndexRankings
Ranking Based On Selection: 3
![JF Blais](https://cdn.adscientificindex.com/pictures/e6/643083.jpg)
Décontamination
assainissement
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
231
128
0.554
* Total i10 IndexRankings
Ranking Based On Selection: 4
![Peter GC Campbell](https://cdn.adscientificindex.com/pictures/07/641767.jpg)
environmental geochemistry
ecotoxicology
metals
aquatic environment
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
227
100
0.441
* Total i10 IndexRankings
Ranking Based On Selection: 5
![Guy Mercier](/user/assets/images/profile/no-profile-photo.png)
sols contaminés
séquestration du CO2
carbonatation minérale
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
157
83
0.529
* Total i10 IndexRankings
Ranking Based On Selection: 6
![André ST Hilaire](https://cdn.adscientificindex.com/pictures/d8/645975.jpg)
Hydrology
modelling
temperature
sediments
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
143
97
0.678
* Total i10 IndexRankings
Ranking Based On Selection: 7
![Alain N Rousseau](https://cdn.adscientificindex.com/pictures/65/647869.jpg)
Hydrology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
115
75
0.652
* Total i10 IndexRankings
Ranking Based On Selection: 8
![Rene Lefebvre](https://cdn.adscientificindex.com/pictures/62/646840.jpg)
Hydrogeology
Groundwater
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
112
58
0.518
* Total i10 IndexRankings
Ranking Based On Selection: 9
![Saurabh Kumar Ram](/user/assets/images/profile/no-profile-photo.png)
Bioprocess
biovalorization
bioremediation
watersciences
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
95
35
0.368
* Total i10 IndexRankings
Ranking Based On Selection: 10
![Pierre Francus](/user/assets/images/profile/no-profile-photo.png)
Limnogeology
Paleoclimatology
Sedimentology
Climate change
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
90
63
0.700
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* Total i10 IndexRankings
Ranking Based On Selection: 11
![Claude Fortin](https://cdn.adscientificindex.com/pictures/30/646844.jpg)
metals
algae
bioavailability
speciation
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
85
63
0.741
* Total i10 IndexRankings
Ranking Based On Selection: 12
![Claudio Paniconi](/user/assets/images/profile/no-profile-photo.png)
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
83
53
0.639
* Total i10 IndexRankings
Ranking Based On Selection: 13
![Charles Gobeil](/user/assets/images/profile/no-profile-photo.png)
géochimie aquatique
océanographie
limnologie
diagénèse précoce
chemical contamination
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
70
45
0.643
* Total i10 IndexRankings
Ranking Based On Selection: 14
![Isabelle Laurion](https://cdn.adscientificindex.com/pictures/9d/645974.jpg)
Arctique
gaz à effet de serre
écologie microbienne
biotique
fleurs d'eau de cyanobactéries
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
69
54
0.783
* Total i10 IndexRankings
Ranking Based On Selection: 15
![Lyal B Harris](https://cdn.adscientificindex.com/pictures/17/646845.jpg)
Structural Geology
tectonics
geophysics
analogue modelling
mineral exploration
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
65
31
0.477
* Total i10 IndexRankings
Ranking Based On Selection: 16
![Normand ÉMile Bergeron](https://cdn.adscientificindex.com/pictures/bb/648259.jpg)
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
62
38
0.613
* Total i10 IndexRankings
Ranking Based On Selection: 17
![Jasmin Raymond](https://cdn.adscientificindex.com/pictures/81/655075.jpg)
Geothermal Energy
Hydrogeology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
61
53
0.869
* Total i10 IndexRankings
Ranking Based On Selection: 18
![Tarek Rouissi](/user/assets/images/profile/no-profile-photo.png)
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
51
49
0.961
* Total i10 IndexRankings
Ranking Based On Selection: 19
![Karem Chokmani](https://cdn.adscientificindex.com/pictures/2b/653379.jpg)
remote sensing
environment
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
45
33
0.733
* Total i10 IndexRankings
Ranking Based On Selection: 20
![Sophie Duchesne](/user/assets/images/profile/no-profile-photo.png)
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
40
24
0.600
* Total i10 IndexRankings
Ranking Based On Selection: 21
![Jacob Stolle](https://cdn.adscientificindex.com/pictures/1c/658150.jpg)
Coastal Engineering
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
33
32
0.970
* Total i10 IndexRankings
Ranking Based On Selection: 22
![Mario Bergeron](/user/assets/images/profile/no-profile-photo.png)
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
27
4
0.148
* Total i10 IndexRankings
Ranking Based On Selection: 23
![Mitra Naghdi](https://cdn.adscientificindex.com/pictures/16/655990.jpg)
biotechnology
nanotechnology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
24
24
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 24
![Ahmad Dirany](/user/assets/images/profile/no-profile-photo.png)
Environnement
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
23
21
0.913
* Total i10 IndexRankings
Ranking Based On Selection: 25
![Louis César Pasquier](https://cdn.adscientificindex.com/pictures/d4/663608.jpg)
Mineral carbonation
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
22
22
1.000
RD Tyagi
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
401
237
0.591
Biodiesel
Bioplastics
Biopolymers
Biopesticides
Value added products
Taha Bmj Ouarda
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
304
212
0.697
hydrology
climatology
statistics
environmental modeling
JF Blais
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
231
128
0.554
Peter GC Campbell
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
227
100
0.441
environmental geochemistry
ecotoxicology
metals
aquatic environment
Guy Mercier
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
157
83
0.529
André ST Hilaire
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
143
97
0.678
Hydrology
modelling
temperature
sediments
Alain N Rousseau
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
115
75
0.652
Rene Lefebvre
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
112
58
0.518
Saurabh Kumar Ram
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
95
35
0.368
Pierre Francus
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
90
63
0.700
Limnogeology
Paleoclimatology
Sedimentology
Climate change
Enroll all your faculty members with discounted institutional membership to showcase your institution's academic strength to the world in the best way possible – join now and achieve results fast!
Claude Fortin
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
85
63
0.741
metals
algae
bioavailability
speciation
Claudio Paniconi
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
83
53
0.639
Charles Gobeil
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
70
45
0.643
géochimie aquatique
océanographie
limnologie
diagénèse précoce
chemical contamination
Isabelle Laurion
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
69
54
0.783
Arctique
gaz à effet de serre
écologie microbienne
biotique
fleurs d'eau de cyanobactéries
Lyal B Harris
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
65
31
0.477
Structural Geology
tectonics
geophysics
analogue modelling
mineral exploration
Normand ÉMile Bergeron
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
62
38
0.613
Jasmin Raymond
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
61
53
0.869
Geothermal Energy
Hydrogeology
Tarek Rouissi
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
51
49
0.961
Karem Chokmani
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
45
33
0.733
remote sensing
environment
Sophie Duchesne
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
40
24
0.600
Jacob Stolle
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
33
32
0.970
Mario Bergeron
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
27
4
0.148
Mitra Naghdi
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
24
24
1.000
Ahmad Dirany
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
23
21
0.913
Louis César Pasquier
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
22
22
1.000