SMEAR I Värriö forest meteorology, air quality and soil

1992-01-01 → 2021-12-31 varrio-subarctic-research-station University of Helsinki https://spdx.org/licenses/CC-BY-SA-4.0

This 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 1992–2021.

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/.

Data and Resources

Additional Info

Field Value
Source https://urn.fi/urn:nbn:fi:att:8b3c67b4-22c0-4589-be00-a3d0341064d5
Version 1.0
Temporal coverage 1992-01-01 → 2021-12-31
Spatial coverage 67.7549°N, 29.6099°E
Station varrio-subarctic-research-station
Variable measured
  • Global radiation (W m⁻²)
  • Photosynthetically active radiation (µmol m⁻² s⁻¹)
  • Net radiation (W m⁻²)
  • UV radiation (W m⁻²)
  • Air temperature (°C)
  • Relative humidity (%)
  • Wind speed (m s⁻¹)
  • Wind direction (°)
  • Air pressure (hPa)
  • Soil water content (m³ m⁻³)
  • Soil temperature (°C)
  • Precipitation (mm)
  • Rainfall (mm)
  • WMO weather code
  • Snow depth (cm)
  • CO2 concentration (ppm)
  • H2O concentration (ppth)
  • O3 concentration (ppb)
  • SO2 concentration (ppb)
  • NO concentration (ppb)
  • NOx concentration (ppb)
Date published 2022-04-22
Publisher University of Helsinki