Top 100 Scientists

World Top 100 Scientists 2025

The ranking of “Top 100” scientists is based on total H-index scores. 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, and Social Sciences. According to Total H. BETA VERSION. Subject field ranking in world, region, country and university is beta version since subject field "others" (1,014,374 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
Sait Cemil Sofuoğlu
Metrics
H-Index
i10 Index
Citation Counts
29
49
3,055
indoor air quality
environmental exposure and risk assessment
Rankings
Ranking Based On Selection: 2
Orhan Gündüz
Metrics
H-Index
i10 Index
Citation Counts
24
48
2,207
Mathematical modeling
Environmental Systems
GIS
Water quality
Rankings
Ranking Based On Selection: 3
Mehmet Ali Küçüker
Metrics
H-Index
i10 Index
Citation Counts
14
16
1,420
Waste Resources Management
WEEE
Bio/hyrometallurgy
Waste to Energy
Circular Economy
Rankings
Ranking Based On Selection: 4
Çağri Şahin
Metrics
H-Index
i10 Index
Citation Counts
4
2
127
Rankings
Ranking Based On Selection: 5
Osama Heba
Metrics
H-Index
i10 Index
Citation Counts
1
0
6