Sodankylä forest (ICOS tower)

Coordinates: N67°21.743', E26°38.315' Altitude (m.a.s.l): 179 Ecosystem type: Scots pine forest; Uliginosum-Vaccinium-Empetrum (UVET) type Networks: ICOS Class I ecosystem site (https://www.icos-finland.fi/)

Observations

  • CO₂ flux (EC at 25 m since 01/2020)

  • CO₂ and CH4 concentration (1.0, 3.2, 6.6, 10.1, 13.8, 19.1, 25.1 since 1/2020)

  • CO₂ flux (automatic chamber, forest floor, since 1/2020

  • Supporting environmental data: Air temperature + humidity profile, soil temperature + moisture profile, soil heat flux, PPFD, incoming and outgoing short wave and long wave radiation, net radiation

Climatology

Climate data point: FMISID: 101932, WMO: 02836 Average temperature (°C): 0.3 Annual precipitation (mm): 542 Average snow depth at mid-March (cm): 75 Median snow cover start date: Sep 26 Median snow cover end date: May 14

Environment

Vegetation type: Pinus sylvestris; forest floor: e.g. lichens, mosses and small shrubs Mean vegetation height (m): 12 Max projected LAI: 1.2 Soil type: Sandy Podzol Stand volume (m3 ha-1): - Tree density (ha-1): 2100 Tree age (years): 80-180