This dataset contains long-term measurements of 1) atmospheric greenhouse gas and trace gas concentrations (O3, NO, NO2, SO2, CO, CO2, H2O, CH4 and VOC) and 2) meteorology, solar and terrestrial radiation, and soil done at SMEAR II research station near Hyytiälä Forestry Field Station, Juupajoki, Finland during years 1996–2022. The data were exported from SMEAR database on the dataset release date. Most recent version of the data are available at https://smear.avaa.csc.fi/.

2023