Station for Measuring Ecosystem-Atmosphere Relations
| SMEAR I Värriö SMEAR I 67° 45′ N, 29° 37′ E, 390 m above sea levelSubarctic pine forest |
| SMEAR II / Flagship station Hyytiälä SMEAR II 61°51’ N, 24°17’ E, 181 m above sea level Southern boreal pine forest, lake and wetland (Photo from Juho Aalto.) |
| SMEAR III Helsinki SMEAR III 60° 12.173′ N, 24° 57.663’E Urban environment |
| SMEAR IV Kuopio-Puijo SMEAR IV 62°55′, E 27°40′ 224 m above sea level elevated location in a semi-urban area, site frequently in cloud |
| SMEAR Agriculture Helsinki 60° 13’ N, 25° 1’ E SMEAR-Agri Viikki station at Alaniitty 1 field |



