Top 100 Scientists

World Top 100 Scientists 2025

Top 100 scientists can be ranked globally or specific to the following regions including Africa, Asia, Europe, North America, Latin America, Oceania, Arab League, ASEAN, EECA, and BRICS based on total H-index scores without any breakdown by subject areas. Top 100 rankings in the world, in a continent, or a region include standardized subjects areas of Agriculture & Forestry, Arts, Design and Architecture, Business & Management, Economics & Econometrics, Education, Engineering & Technology, History, Philosophy, Theology, Law/Law and Legal Studies, Medical and Health Sciences, Natural Sciences, Social Sciences, Art and Humanities Rankings and Social Sciences and Humanities Rankings BETA VERSION. Subject field ranking in world, region, country and university is beta version since subject field "others" (901,409 scientists profile whose branch cannot be determined, not yet edited or determined) is excluded, so the ranking will change as the others fields are edited. Please note that. Subjects indicated as “ * others ” will not be included in the ranking by regions and subjects.

* Rankings
Ranking Based On Selection :1
Pawinee Chaiprasert
Anaerobic digestion
Anaerobic microbes
Biogas technology
Biological waste treatment and utilization
Bioenergy
Metrics
H-Index
i10 Index
Citation
21
38
1,647
* Rankings
Ranking Based On Selection :2
Songkeart Phattarapattamawong
Environmental Engineering and Management
Water and wastewater treatment
Waste recovery
Metrics
H-Index
i10 Index
Citation
12
13
499
* Rankings
Ranking Based On Selection :3
Surapong Rattanakul
Health-related water microbiology
Ultraviolet light disinfection
Bacteriophage
Metrics
H-Index
i10 Index
Citation
11
11
727
Arnon Setsungnern
Environmental science
Plant science
Air pollution
Plant-microbe interactions
Greenhouse gas
Metrics
H-Index
i10 Index
Citation
5
4
118
Thidarat Bunsri
Geoenvironmental Engineering
Environmental Modelling
Green Infrastructure
Biosmart Materials
Metrics
H-Index
i10 Index
Citation
5
3
104
Eko Sutrisno
Sustainable agriculture
Forest ecology
Technology forest product and Environmental science
Metrics
H-Index
i10 Index
Citation
4
0
38
Rankings
Ranking Based On Selection: 1
Pawinee Chaiprasert
Metrics
H-Index
i10 Index
Citation Counts
21
38
1,647
Anaerobic digestion
Anaerobic microbes
Biogas technology
Biological waste treatment and utilization
Bioenergy
Rankings
Ranking Based On Selection: 2
Songkeart Phattarapattamawong
Metrics
H-Index
i10 Index
Citation Counts
12
13
499
Environmental Engineering and Management
Water and wastewater treatment
Waste recovery
Rankings
Ranking Based On Selection: 3
Surapong Rattanakul
Metrics
H-Index
i10 Index
Citation Counts
11
11
727
Health-related water microbiology
Ultraviolet light disinfection
Bacteriophage
Rankings
Ranking Based On Selection: 4
Haseeb Akbar
Metrics
H-Index
i10 Index
Citation Counts
7
5
182
Life cycle assessment
Hydrology
Climate change
Nexus
Remote sensing
Rankings
Ranking Based On Selection: 5
Arnon Setsungnern
Metrics
H-Index
i10 Index
Citation Counts
5
4
118
Environmental science
Plant science
Air pollution
Plant-microbe interactions
Greenhouse gas
Rankings
Ranking Based On Selection: 6
Thidarat Bunsri
Metrics
H-Index
i10 Index
Citation Counts
5
3
104
Geoenvironmental Engineering
Environmental Modelling
Green Infrastructure
Biosmart Materials
Rankings
Ranking Based On Selection: 7
Eko Sutrisno
Metrics
H-Index
i10 Index
Citation Counts
4
0
38
Sustainable agriculture
Forest ecology
Technology forest product and Environmental science
Rankings
Ranking Based On Selection: 8
S Jodpimai Surachai Jodpimai
Metrics
H-Index
i10 Index
Citation Counts
2
2
75
Rankings
Ranking Based On Selection: 9
Katekanya Tadsuwan
Metrics
H-Index
i10 Index
Citation Counts
2
0
9