Creative Commons Attribution-ShareAlike 4.0 International (CC BY-SA 4.0)Pasi AaltoTuula AaltoPetri KeronenPasi KolariSigrid DengelToivo PohjaErkki Siivola2025-04-292019-09-05https://datakatalogi.helsinki.fi/handle/123456789/664This dataset contains long-term measurements of meteorology, ambient air trace gases, solar and terrestrial radiation, and soil performed at SMEAR I research station in Värriö, Salla, Finland during years 1992–2018.1544053849Openhttps://creativecommons.org/licenses/by-sa/4.0/air temperaturerelative humiditysoil temperaturetrace gasesair pollutiondataset