{
    "@context": {
        "@vocab": "https://schema.org/"
    },
    "@type": "Dataset",
    "spatialCoverage": {
        "@type": "Place",
        "geo": {
            "@type": "GeoCoordinates",
            "latitude": "67.7549",
            "longitude": "29.6099"
        }
    },
    "provider": {
        "url": "https://etsin.fairdata.fi"
    },
    "license": [
        "https://spdx.org/licenses/CC-BY-SA-4.0",
        "https://creativecommons.org/licenses/by-sa/4.0/"
    ],
    "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": "CO2 concentration",
            "unit": "ppm"
        },
        {
            "@type": "PropertyValue",
            "name": "H2O concentration",
            "unit": "ppth"
        },
        {
            "@type": "PropertyValue",
            "name": "O3 concentration",
            "unit": "ppb"
        },
        {
            "@type": "PropertyValue",
            "name": "SO2 concentration",
            "unit": "ppb"
        },
        {
            "@type": "PropertyValue",
            "name": "NO concentration",
            "unit": "ppb"
        },
        {
            "@type": "PropertyValue",
            "name": "NOx concentration",
            "unit": "ppb"
        }
    ],
    "datePublished": "2022-04-22",
    "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 1992–2021.\n\nThe 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/.\n",
    "keywords": [
        "air temperature",
        "relative humidity",
        "soil temperature",
        "trace gases",
        "air pollution",
        "SmartSMEAR"
    ],
    "url": "https://urn.fi/urn:nbn:fi:att:8b3c67b4-22c0-4589-be00-a3d0341064d5",
    "temporalCoverage": "1992-01-01/2021-12-31",
    "creator": [
        {
            "name": "Pasi Aalto",
            "@type": "Person"
        },
        {
            "name": "Tuula Aalto",
            "@type": "Person"
        },
        {
            "name": "Petri Keronen",
            "@type": "Person"
        },
        {
            "name": "Pasi Kolari",
            "@type": "Person"
        },
        {
            "name": "Sigrid Dengel",
            "@type": "Person"
        },
        {
            "name": "Toivo Pohja",
            "@type": "Person"
        },
        {
            "name": "Erkki Siivola",
            "@type": "Person"
        }
    ],
    "publisher": {
        "name": "University of Helsinki"
    }
}