{"Context": {"@vocab": "https://schema.org/"}, "@type": "Dataset", "spatialCoverage": {"@type": "Place", "geo": {"@type": "GeoCoordinates", "latitude": "67.7549", "longitude": "29.6099"}}, "provider": {"@id": "https://etsin.fairdata.fi"}, "variableMeasured": [{"@type": "PropertyValue", "name": "Global radiation", "unit": "W m⁻²"}, {"@type": "PropertyValue", "name": "Photosynthetically active radiation", "unit": "µmol m⁻² s⁻¹"}, {"@type": "PropertyValue", "name": "Net radiation", "unit": "W m⁻²"}, {"@type": "PropertyValue", "name": "UV radiation", "unit": "W m⁻²"}, {"@type": "PropertyValue", "name": "Air temperature", "unit": "°C"}, {"@type": "PropertyValue", "name": "Relative humidity", "unit": "%"}, {"@type": "PropertyValue", "name": "Wind speed", "unit": "m s⁻¹"}, {"@type": "PropertyValue", "name": "Wind direction", "unit": "°"}, {"@type": "PropertyValue", "name": "Air pressure", "unit": "hPa"}, {"@type": "PropertyValue", "name": "Soil water content", "unit": "m³ m⁻³"}, {"@type": "PropertyValue", "name": "Soil temperature", "unit": "°C"}, {"@type": "PropertyValue", "name": "Precipitation", "unit": "mm"}, {"@type": "PropertyValue", "name": "Rainfall", "unit": "mm"}, {"@type": "PropertyValue", "name": "WMO weather code", "unit": ""}, {"@type": "PropertyValue", "name": "Snow depth", "unit": "cm"}, {"@type": "PropertyValue", "name": "O3 concentration", "unit": "µg m⁻³"}, {"@type": "PropertyValue", "name": "SO2 concentration", "unit": "µg m⁻³"}, {"@type": "PropertyValue", "name": "NO concentration", "unit": "µg m⁻³"}, {"@type": "PropertyValue", "name": "NOx concentration", "unit": "µg m⁻³"}, {"@type": "PropertyValue", "name": "Number concentration of aerosols", "unit": "cm⁻³"}], "datePublished": "2019-09-05", "name": "SMEAR I Värriö forest meteorology, air quality and soil", "description": "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 1992–2018. Most recent data are available at https://smear.avaa.csc.fi/.", "keywords": ["air temperature", "relative humidity", "soil temperature", "trace gases", "air pollution", "SmartSMEAR"], "url": "https://urn.fi/urn:nbn:fi:att:2a9c28bd-ca13-4a17-8b76-922bafa067a7", "temporalCoverage": "1992-01-01/2018-12-31", "creator": [{"creator": {"name": "Pasi Aalto", "@type": "Person"}}, {"creator": {"name": "Tuula Aalto", "@type": "Person"}}, {"creator": {"name": "Petri Keronen", "@type": "Person"}}, {"creator": {"name": "Pasi Kolari", "@type": "Person"}}, {"creator": {"name": "Sigrid Dengel", "@type": "Person"}}, {"creator": {"name": "Toivo Pohja", "@type": "Person"}}, {"creator": {"name": "Erkki Siivola", "@type": "Person"}}], "publisher": {"name": "University of Helsinki"}, "license": ["https://creativecommons.org/licenses/by-sa/4.0/"]}