Total 2,384,773 scientists, country 221, and institutions 24,456 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
Water resources
Climate Change
Statistical hydrology
Groundwater hydrology
Hydrological
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
336
316
0.940
* Total i10 IndexRankings
Ranking Based On Selection: 2
Environmental Engineering
Waste to Energy
Bioenergy
Emission Control
Methane Gas
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
154
134
0.870
* Total i10 IndexRankings
Ranking Based On Selection: 3
Environmental Engineering
Solid waste
Composting
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
125
103
0.824
* Total i10 IndexRankings
Ranking Based On Selection: 4
Environmental Biotechnology and Applied Engineering in Tropical Condition
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
119
101
0.849
* Total i10 IndexRankings
Ranking Based On Selection: 5
Water treatment process
bio-system engineering
ecological engineering
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
113
60
0.531
* Total i10 IndexRankings
Ranking Based On Selection: 6
Wastewater Treatment
Surface Coating
Biomass to fuel
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
108
91
0.843
* Total i10 IndexRankings
Ranking Based On Selection: 7
Industrial wastewater treatment
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
102
85
0.833
* Total i10 IndexRankings
Ranking Based On Selection: 8
Metabolite Profiling
Food Processing
Herbal and Honey Research
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
97
86
0.887
* Total i10 IndexRankings
Ranking Based On Selection: 9
Bioprocessing
Herbal Processing
Resource Conservation
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
91
54
0.593
* Total i10 IndexRankings
Ranking Based On Selection: 10
bacterial technology
pigment production
environmental biotechnology
bioremediation
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
75
61
0.813
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* Total i10 IndexRankings
Ranking Based On Selection: 11
Environmental Engineering
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
70
62
0.886
* Total i10 IndexRankings
Ranking Based On Selection: 12
environment
combustion
burner
gas turbine
emission reduction
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
62
41
0.661
* Total i10 IndexRankings
Ranking Based On Selection: 13
Water treatment
Wastewater
advanced oxidation processes
biogranulation
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
58
49
0.845
* Total i10 IndexRankings
Ranking Based On Selection: 14
Environmental Technology
Resource Recovery
Waste Treatment
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
55
48
0.873
* Total i10 IndexRankings
Ranking Based On Selection: 15
Water Scarcity
Climate Variability
Drought
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
54
53
0.981
* Total i10 IndexRankings
Ranking Based On Selection: 16
Biomass and Biorefinery
Biodegradation and Biotransformation
Microbial Microbiology
Microbial Enhance Oil Recovery
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
49
39
0.796
* Total i10 IndexRankings
Ranking Based On Selection: 17
Environmental Biotechnology
Microalgae
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
45
42
0.933
* Total i10 IndexRankings
Ranking Based On Selection: 18
Aquatic Science
Aquatic Biology
Environmental Science
Environmental Engineering
Water Quality Management
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
39
25
0.641
* Total i10 IndexRankings
Ranking Based On Selection: 19
Environmental Biotechnology
Bioremediation
Biosensor
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
36
29
0.806
* Total i10 IndexRankings
Ranking Based On Selection: 20
Environmental Behaviour
Social Marketing
Behavioural Studies
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
32
24
0.750
* Total i10 IndexRankings
Ranking Based On Selection: 21
Environmental Engineering
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
31
26
0.839
* Total i10 IndexRankings
Ranking Based On Selection: 22
Climate Change
EIA
Hydrology and Hydrogeology
IWRM
Environmental Management
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
30
30
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 23
Solid Waste Management
Electronic Waste
Life Cycle Assessment
Integrated waste management
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
28
19
0.679
* Total i10 IndexRankings
Ranking Based On Selection: 24
Water resources
Climate Variability
Heatwave
Hybrid Extreme
Machine learning Climate Prediction
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
27
27
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 25
Environment microplastics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
25
16
0.640
Shamsuddin Shahid
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
336
316
0.940
Water resources
Climate Change
Statistical hydrology
Groundwater hydrology
Hydrological
Shreeshivadasan Chelliapan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
154
134
0.870
Environmental Engineering
Waste to Energy
Bioenergy
Emission Control
Methane Gas
Chew Tin Lee
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
125
103
0.824
Environmental Engineering
Solid waste
Composting
Mohd Fadhil Md Din
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
119
101
0.849
Environmental Biotechnology and Applied Engineering in Tropical Condition
Sugiura Norio
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
113
60
0.531
Water treatment process
bio-system engineering
ecological engineering
Norzita Ngadi
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
108
91
0.843
Wastewater Treatment
Surface Coating
Biomass to fuel
Norhayati Abdullah
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
102
85
0.833
Industrial wastewater treatment
Chua Lee Suan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
97
86
0.887
Metabolite Profiling
Food Processing
Herbal and Honey Research
Ramlan Aziz
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
91
54
0.593
Bioprocessing
Herbal Processing
Resource Conservation
Wan Azlina Ahmad
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
75
61
0.813
bacterial technology
pigment production
environmental biotechnology
bioremediation
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Ali Yuzir
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
70
62
0.886
Environmental Engineering
Mohammad Nazri Mohd Jaafar
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
62
41
0.661
environment
combustion
burner
gas turbine
emission reduction
Azmi Aris
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
58
49
0.845
Water treatment
Wastewater
advanced oxidation processes
biogranulation
Zainul Akmar Zakaria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
55
48
0.873
Environmental Technology
Resource Recovery
Waste Treatment
Kamal Ahmed
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
54
53
0.981
Water Scarcity
Climate Variability
Drought
Adibah Yahya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
49
39
0.796
Biomass and Biorefinery
Biodegradation and Biotransformation
Microbial Microbiology
Microbial Enhance Oil Recovery
Shaza Eva Mohamad
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
45
42
0.933
Environmental Biotechnology
Microalgae
Mohd Ismid Mohd Said
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
39
25
0.641
Aquatic Science
Aquatic Biology
Environmental Science
Environmental Engineering
Water Quality Management
Shafinaz Shahir
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
36
29
0.806
Environmental Biotechnology
Bioremediation
Biosensor
Choong Weng Wai
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
32
24
0.750
Environmental Behaviour
Social Marketing
Behavioural Studies
Aznah Nor Anuar
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
31
26
0.839
Environmental Engineering
Mohammed Sanusi Shiru
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
30
30
1.000
Climate Change
EIA
Hydrology and Hydrogeology
IWRM
Environmental Management
Norazli Othman
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
28
19
0.679
Solid Waste Management
Electronic Waste
Life Cycle Assessment
Integrated waste management
Najeebullah Khan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
27
27
1.000
Water resources
Climate Variability
Heatwave
Hybrid Extreme
Machine learning Climate Prediction
Shamila Azman
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
25
16
0.640
Environment microplastics