Subject Rankings

Finnish Environment Institute SYKE Subject Rankings 2025

Agriculture and Forestry, Architecture and Design, Business and Management, Economics and Econometrics, Education, Engineering and Technology, History, Philosophy, Theology, Law, Medicine and Health Sciences, Natural Sciences, Social Sciences, Art and Humanities Rankings and Social Sciences and Humanities Rankings along with their 197 sub-branches, can be analyzed at global, national, and regional levels. You can also evaluate them based on the i10 index and citation numbersAs of Sep 18, 2024, rankings are according to the Total H Index. BETA VERSION: The subject field rankings for the world, regions, countries, and universities are currently in beta. This is due to the exclusion of (1.014.193) scientists categorized under 'others,' whose profiles cannot yet be determined, edited, or classified. As these fields are updated, the rankings will adjust accordingly. Please keep this in mind. See Also: [University Subject Rankings]

* Total H IndexRankings
Ranking Based On Selection :1
Timothy R. Carter
Climate
Environment
Metrics
H-Index
i10 Index
Citation Counts
70
139
48,016
* Total H IndexRankings
Ranking Based On Selection :2
Risto K. Heikkinen
Conservation biology
Climate change
Biodiversity
Species distribution modelling
Metrics
H-Index
i10 Index
Citation Counts
56
113
16,458
* Total H IndexRankings
Ranking Based On Selection :3
Mikko Kuussaari
Conservation biology
butterfly ecology
agroecology
Metrics
H-Index
i10 Index
Citation Counts
55
105
16,054
* Total H IndexRankings
Ranking Based On Selection :4
Pirkko Kortelainen
Biogeochemical cycles
climate change
land use
atmospheric deposition
Metrics
H-Index
i10 Index
Citation Counts
53
101
22,224
* Total H IndexRankings
Ranking Based On Selection :5
Martin Forsius
biogeochemistry
climate change
air pollution
lakes
catchments
Metrics
H-Index
i10 Index
Citation Counts
45
105
9,706
* Total H IndexRankings
Ranking Based On Selection :6
Markku Viitasalo
Biodiversity
Baltic Sea
Pelagic and benthic ecology
Marine spatial planning
Conservation ecology
Metrics
H-Index
i10 Index
Citation Counts
45
73
5,737
* Total H IndexRankings
Ranking Based On Selection :7
Harri Kuosa
Marine ecology
Baltic Sea
Eutrophication
Microbes
Metrics
H-Index
i10 Index
Citation Counts
43
103
6,836
* Total H IndexRankings
Ranking Based On Selection :8
Anna-Stiina Heiskanen
Ecosystem based management and assessment of aquatic ecosystems
Marine and Water Policies
aquatic
Metrics
H-Index
i10 Index
Citation Counts
42
70
7,250
* Total H IndexRankings
Ranking Based On Selection :9
Markus Sillanpää
Microplastics
Engineered nanoparticles
Aerosol particles
Analytical chemistry
Ecotoxicology
Metrics
H-Index
i10 Index
Citation Counts
41
48
6,164
* Total H IndexRankings
Ranking Based On Selection :10
Juha Pöyry
biodiversity conservation
climate change
insect ecology
habitat loss
Lepidoptera
Metrics
H-Index
i10 Index
Citation Counts
39
62
7,330
* Total H IndexRankings
Ranking Based On Selection :11
Mikael Hildén
Policy analysis and evaluation
natural resource management
programme assessment
Metrics
H-Index
i10 Index
Citation Counts
39
96
5,457
* Total H IndexRankings
Ranking Based On Selection :12
Raimo Virkkala
Biodiversity conservation
Bird ecology
Boreal
Climate change
Metrics
H-Index
i10 Index
Citation Counts
39
76
7,109
* Total H IndexRankings
Ranking Based On Selection :15
Seppo Hellsten
aquatic macrophytes
monitoring
Metrics
H-Index
i10 Index
Citation Counts
37
91
4,842
* Total H IndexRankings
Ranking Based On Selection :16
Timo Tamminen
planktonic nutrient cycles
food webs
diversity
Metrics
H-Index
i10 Index
Citation Counts
37
64
4,749
* Total H IndexRankings
Ranking Based On Selection :17
Juha Grönroos
Agri-environmental issues
Life cycle assessment
Metrics
H-Index
i10 Index
Citation Counts
35
96
4,678
* Total H IndexRankings
Ranking Based On Selection :18
Jyri Seppälä
Climate change
environmental impact assessment
resource efficiency
Metrics
H-Index
i10 Index
Citation Counts
35
77
9,212
* Total H IndexRankings
Ranking Based On Selection :19
Kari K. Lehtonen
marine biology
ecotoxicology
ecophysiology
biological effects
hazardous substances
Metrics
H-Index
i10 Index
Citation Counts
34
67
4,092
* Total H IndexRankings
Ranking Based On Selection :20
Ahti Lepistö
Catchment modelling
biogeochemical cycles
nitrogen
carbon
hydrology
Metrics
H-Index
i10 Index
Citation Counts
34
66
5,158
* Total H IndexRankings
Ranking Based On Selection :21
Pekka Punttila
biodiversity conservation
ecological restoration
forest ecology
insect ecology
ants
Metrics
H-Index
i10 Index
Citation Counts
34
58
5,825
* Total H IndexRankings
Ranking Based On Selection :22
Jaakko Mannio
contaminants
emerging pollutants
aquatic environment
regional limnology
Metrics
H-Index
i10 Index
Citation Counts
34
69
4,910
* Total H IndexRankings
Ranking Based On Selection :24
Kari Yo Kallio
remote sensing
water quality
automatic stations
lakes
coastal waters
Metrics
H-Index
i10 Index
Citation Counts
33
57
4,000
* Total H IndexRankings
Ranking Based On Selection :25
Marko Järvinen
lake phytoplankton
food webs of lakes
Metrics
H-Index
i10 Index
Citation Counts
33
59
3,716
* Total H Index Rankings
Rankings
Ranking Based On Selection: 1
Timothy R. Carter
Metrics
H-Index
i10-Index
Citation Counts
70
139
48,016
* Total H Index Rankings
Rankings
Ranking Based On Selection: 2
Risto K. Heikkinen
Metrics
H-Index
i10-Index
Citation Counts
56
113
16,458
Conservation biology
Climate change
Biodiversity
Species distribution modelling
* Total H Index Rankings
Rankings
Ranking Based On Selection: 3
Mikko Kuussaari
Metrics
H-Index
i10-Index
Citation Counts
55
105
16,054
Conservation biology
butterfly ecology
agroecology
* Total H Index Rankings
Rankings
Ranking Based On Selection: 4
Pirkko Kortelainen
Metrics
H-Index
i10-Index
Citation Counts
53
101
22,224
Biogeochemical cycles
climate change
land use
atmospheric deposition
* Total H Index Rankings
Rankings
Ranking Based On Selection: 5
Martin Forsius
Metrics
H-Index
i10-Index
Citation Counts
45
105
9,706
biogeochemistry
climate change
air pollution
lakes
catchments
* Total H Index Rankings
Rankings
Ranking Based On Selection: 6
Markku Viitasalo
Metrics
H-Index
i10-Index
Citation Counts
45
73
5,737
Biodiversity
Baltic Sea
Pelagic and benthic ecology
Marine spatial planning
Conservation ecology
* Total H Index Rankings
Rankings
Ranking Based On Selection: 7
Harri Kuosa
Metrics
H-Index
i10-Index
Citation Counts
43
103
6,836
* Total H Index Rankings
Rankings
Ranking Based On Selection: 8
Anna-Stiina Heiskanen
Metrics
H-Index
i10-Index
Citation Counts
42
70
7,250
Ecosystem based management and assessment of aquatic ecosystems
Marine and Water Policies
aquatic
* Total H Index Rankings
Rankings
Ranking Based On Selection: 9
Markus Sillanpää
Metrics
H-Index
i10-Index
Citation Counts
41
48
6,164
Microplastics
Engineered nanoparticles
Aerosol particles
Analytical chemistry
Ecotoxicology
* Total H Index Rankings
Rankings
Ranking Based On Selection: 10
Juha Pöyry
Metrics
H-Index
i10-Index
Citation Counts
39
62
7,330
biodiversity conservation
climate change
insect ecology
habitat loss
Lepidoptera
* Total H Index Rankings
Rankings
Ranking Based On Selection: 11
Mikael Hildén
Metrics
H-Index
i10-Index
Citation Counts
39
96
5,457
Policy analysis and evaluation
natural resource management
programme assessment
* Total H Index Rankings
Rankings
Ranking Based On Selection: 12
Raimo Virkkala
Metrics
H-Index
i10-Index
Citation Counts
39
76
7,109
Biodiversity conservation
Bird ecology
Boreal
Climate change
* Total H Index Rankings
Rankings
Ranking Based On Selection: 13
Anke Kremp
Metrics
H-Index
i10-Index
Citation Counts
38
80
4,347
* Total H Index Rankings
Rankings
Ranking Based On Selection: 14
Matti Verta
Metrics
H-Index
i10-Index
Citation Counts
38
78
4,529
* Total H Index Rankings
Rankings
Ranking Based On Selection: 15
Seppo Hellsten
Metrics
H-Index
i10-Index
Citation Counts
37
91
4,842
* Total H Index Rankings
Rankings
Ranking Based On Selection: 16
Timo Tamminen
Metrics
H-Index
i10-Index
Citation Counts
37
64
4,749
planktonic nutrient cycles
food webs
diversity
* Total H Index Rankings
Rankings
Ranking Based On Selection: 17
Juha Grönroos
Metrics
H-Index
i10-Index
Citation Counts
35
96
4,678
Agri-environmental issues
Life cycle assessment
* Total H Index Rankings
Rankings
Ranking Based On Selection: 18
Jyri Seppälä
Metrics
H-Index
i10-Index
Citation Counts
35
77
9,212
Climate change
environmental impact assessment
resource efficiency
* Total H Index Rankings
Rankings
Ranking Based On Selection: 19
Kari K. Lehtonen
Metrics
H-Index
i10-Index
Citation Counts
34
67
4,092
marine biology
ecotoxicology
ecophysiology
biological effects
hazardous substances
* Total H Index Rankings
Rankings
Ranking Based On Selection: 20
Ahti Lepistö
Metrics
H-Index
i10-Index
Citation Counts
34
66
5,158
Catchment modelling
biogeochemical cycles
nitrogen
carbon
hydrology
* Total H Index Rankings
Rankings
Ranking Based On Selection: 21
Pekka Punttila
Metrics
H-Index
i10-Index
Citation Counts
34
58
5,825
biodiversity conservation
ecological restoration
forest ecology
insect ecology
ants
* Total H Index Rankings
Rankings
Ranking Based On Selection: 22
Jaakko Mannio
Metrics
H-Index
i10-Index
Citation Counts
34
69
4,910
contaminants
emerging pollutants
aquatic environment
regional limnology
* Total H Index Rankings
Rankings
Ranking Based On Selection: 23
Riina Antikainen
Metrics
H-Index
i10-Index
Citation Counts
33
52
4,775
* Total H Index Rankings
Rankings
Ranking Based On Selection: 24
Kari Yo Kallio
Metrics
H-Index
i10-Index
Citation Counts
33
57
4,000
remote sensing
water quality
automatic stations
lakes
coastal waters
* Total H Index Rankings
Rankings
Ranking Based On Selection: 25
Marko Järvinen
Metrics
H-Index
i10-Index
Citation Counts
33
59
3,716
lake phytoplankton
food webs of lakes