Creative Commons Attribution-ShareAlike 4.0 International (CC BY-SA 4.0)Pasi KolariTapani HopkinsAnni VanhataloToivo PohjaPertti Hari2025-04-292019-09-05https://datakatalogi.helsinki.fi/handle/123456789/663This dataset contains continuous measurements of tree gas exchange with chambers at SMEAR I research station in Värriö, Salla, Finland during years 1999–2018.568306513Openhttps://creativecommons.org/licenses/by-sa/4.0/photosynthesistranspirationchamberScots pinePinus sylvestrisdataset