@prefix dcat: <http://www.w3.org/ns/dcat#> .
@prefix dct: <http://purl.org/dc/terms/> .
@prefix foaf: <http://xmlns.com/foaf/0.1/> .
@prefix gsp: <http://www.opengis.net/ont/geosparql#> .
@prefix locn: <http://www.w3.org/ns/locn#> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix schema: <http://schema.org/> .
@prefix vcard: <http://www.w3.org/2006/vcard/ns#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .

<https://data.g-e-m.dk/datasets/10.17897/W9TY-X945> a schema:DataDownload,
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        dcat:Dataset,
        dcat:Distribution,
        foaf:Document ;
    dct:bibliographicCitation "Read the documentation, GEM terms of use and how to cite: https://data.g-e-m.dk/guides. Please get in touch with the GEM secretariat if you need help to cite correctly." ;
    dct:description "Manual measurments of snow temperature in snow pits, obtained during annual surveys at the end of the snow season. Missing information is indicated by -9999 for numerical and '-' for text columns." ;
    dct:identifier "https://data.g-e-m.dk/datasets/10.17897/W9TY-X945" ;
    dct:issued "2026-05-20T13:15:31.852761"^^xsd:dateTime,
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    dct:modified "2026-05-20T16:13:16.286118"^^xsd:dateTime,
        "2026-05-20T16:13:16.288593"^^xsd:dateTime ;
    dct:publisher [ a foaf:Agent ;
            foaf:homepage <https://data.g-e-m.dk> ;
            foaf:name "Greenland Ecosystem Monitoring" ],
        [ a foaf:Agent ;
            foaf:homepage <https://data.g-e-m.dk> ;
            foaf:name "Greenland Ecosystem Monitoring" ] ;
    dct:spatial [ a dct:Location ;
            locn:geometry "POLYGON ((-53.4760 69.2673, -53.4760 69.2673, -53.4760 69.2673, -53.4760 69.2673))"^^gsp:wktLiteral ] ;
    dct:temporal [ a dct:PeriodOfTime ;
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            dcat:startDate "2019-05-01"^^xsd:date ],
        [ a dct:PeriodOfTime ;
            dcat:endDate "2024-04-19"^^xsd:date ;
            dcat:startDate "2019-05-01"^^xsd:date ] ;
    dct:title "snow pit temperature - manual measurement" ;
    schema:about [ a schema:Thing ;
            schema:name "arctic-station" ] ;
    schema:citation "Read the documentation, GEM terms of use and how to cite: https://data.g-e-m.dk/guides. Please get in touch with the GEM secretariat if you need help to cite correctly." ;
    schema:creator [ a schema:Organization ;
            schema:contactPoint [ a schema:ContactPoint ;
                    schema:contactType "customer service" ;
                    schema:name "University of Copenhagen (UCPH - Partner 3)" ;
                    schema:url "https://data.g-e-m.dk/datasets/10.17897/W9TY-X945" ] ;
            schema:name "University of Copenhagen (UCPH - Partner 3)" ] ;
    schema:dateModified "2026-05-20T16:13:16.286118" ;
    schema:datePublished "2020-01-01",
        "2020-01-01T00:00:00" ;
    schema:description "Manual measurments of snow temperature in snow pits, obtained during annual surveys at the end of the snow season. Missing information is indicated by -9999 for numerical and '-' for text columns." ;
    schema:distribution <https://data.g-e-m.dk/datasets/10.17897/W9TY-X945> ;
    schema:identifier "https://data.g-e-m.dk/datasets/10.17897/W9TY-X945" ;
    schema:keywords "ARCTIC",
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        "CLIMATOLOGY",
        "ECOSYSTEMS",
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        "METEOROLOGY",
        "PRECIPITATION" ;
    schema:license "https://creativecommons.org/licenses/by-sa/4.0/" ;
    schema:name "snow pit temperature - manual measurement" ;
    schema:publisher [ a schema:Organization ;
            schema:contactPoint [ a schema:ContactPoint ;
                    schema:contactType "customer service" ;
                    schema:name "Greenland Ecosystem Monitoring" ;
                    schema:url "https://data.g-e-m.dk" ] ;
            schema:name "Greenland Ecosystem Monitoring" ] ;
    schema:spatialCoverage [ a schema:Place ;
            schema:geo [ a schema:GeoShape ;
                    schema:polygon "{\"type\": \"Polygon\", \"coordinates\": [[[-53.47597122192383, 69.26731872558594], [-53.47597122192383, 69.26731872558594], [-53.47597122192383, 69.26731872558594], [-53.47597122192383, 69.26731872558594]]]}" ] ] ;
    schema:temporalCoverage "2019-05-01/2024-04-19" ;
    schema:url "https://data.g-e-m.dk/datasets/10.17897/W9TY-X945" ;
    schema:variableMeasured [ a schema:PropertyValue ;
            schema:description "Snow temperature observation." ;
            schema:name "snow_temperature" ;
            schema:propertyID <https://data.g-e-m.dk/datasets/10.17897/W9TY-X945#column=snow_temperature> ;
            schema:unitText "°C" ;
            schema:url <https://data.g-e-m.dk/datasets/10.17897/W9TY-X945#column=snow_temperature> ],
        [ a schema:PropertyValue ;
            schema:description "Total height of snow pit. Ground is 0 m." ;
            schema:name "snow_depth" ;
            schema:propertyID <https://data.g-e-m.dk/datasets/10.17897/W9TY-X945#column=snow_depth> ;
            schema:unitText "M" ;
            schema:url <https://data.g-e-m.dk/datasets/10.17897/W9TY-X945#column=snow_depth> ],
        [ a schema:PropertyValue ;
            schema:description "Vertical coordinate of snow temperature measurement, measured upward from ground." ;
            schema:name "z" ;
            schema:propertyID <https://data.g-e-m.dk/datasets/10.17897/W9TY-X945#column=z> ;
            schema:unitText "M" ;
            schema:url <https://data.g-e-m.dk/datasets/10.17897/W9TY-X945#column=z> ],
        [ a schema:PropertyValue ;
            schema:name "Longitude" ;
            schema:propertyID <https://data.g-e-m.dk/datasets/10.17897/W9TY-X945#column=Longitude> ;
            schema:unitText "DD" ;
            schema:url <https://data.g-e-m.dk/datasets/10.17897/W9TY-X945#column=Longitude> ],
        [ a schema:PropertyValue ;
            schema:description "Time of observation (UTC-3)" ;
            schema:name "Time" ;
            schema:propertyID <https://data.g-e-m.dk/datasets/10.17897/W9TY-X945#column=Time> ;
            schema:unitText "HH:MM" ;
            schema:url <https://data.g-e-m.dk/datasets/10.17897/W9TY-X945#column=Time> ],
        [ a schema:PropertyValue ;
            schema:name "Latitude" ;
            schema:propertyID <https://data.g-e-m.dk/datasets/10.17897/W9TY-X945#column=Latitude> ;
            schema:unitText "DD" ;
            schema:url <https://data.g-e-m.dk/datasets/10.17897/W9TY-X945#column=Latitude> ],
        [ a schema:PropertyValue ;
            schema:description "Date of observation" ;
            schema:name "Date" ;
            schema:propertyID <https://data.g-e-m.dk/datasets/10.17897/W9TY-X945#column=Date> ;
            schema:unitText "YYYY-MM-DD" ;
            schema:url <https://data.g-e-m.dk/datasets/10.17897/W9TY-X945#column=Date> ],
        [ a schema:PropertyValue ;
            schema:description "Air temperature at the time of observation." ;
            schema:name "air_temperature" ;
            schema:propertyID <https://data.g-e-m.dk/datasets/10.17897/W9TY-X945#column=air_temperature> ;
            schema:unitText "°C" ;
            schema:url <https://data.g-e-m.dk/datasets/10.17897/W9TY-X945#column=air_temperature> ] ;
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    dcat:landingPage <https://data.g-e-m.dk/datasets/10.17897/W9TY-X945> ;
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