<ddi:DDIInstance xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="ddi:instance:3_3 http://ddialliance.org/Specification/DDI-Lifecycle/3.3/XMLSchema/instance.xsd" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:ddi="ddi:instance:3_3" xmlns:r="ddi:reusable:3_3" xmlns:s="ddi:studyunit:3_3" xmlns:d="ddi:datacollection:3_3" xmlns:a="ddi:archive:3_3" xmlns:c="ddi:conceptualcomponent:3_3" xmlns:cm="ddi:comparative:3_3" xmlns:g="ddi:group:3_3" xmlns:l="ddi:logicalproduct:3_3" xmlns:p="ddi:physicaldataproduct:3_3" xmlns:pi="ddi:physicalinstance:3_3" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:xhtml="http://www.w3.org/1999/xhtml" xmlns:xml="http://www.w3.org/XML/1998/namespace" isMaintainable="true" scopeOfUniqueness="Agency">
  <r:URN>urn:ddi:se.researchdata:ecds0075-1:1.0</r:URN>
  <r:Agency>SND</r:Agency>
  <r:ID>ecds0075-1</r:ID>
  <r:Version>1.0</r:Version>
  <g:ResourcePackage>
    <r:URN>urn:ddi:se.researchdata:ecds0075-1.ResourcePackage:2.0</r:URN>
    <r:OtherMaterialScheme>
      <r:URN>urn:ddi:se.researchdata:ecds0075-1.OtherMaterialScheme:2.0</r:URN>
    </r:OtherMaterialScheme>
    <a:OrganizationScheme>
      <r:URN>urn:ddi:se.researchdata:ecds0075-1.OrganizationScheme-0:2.0</r:URN>
      <a:Individual>
        <r:URN>urn:ddi:se.researchdata:ecds0075-1.Individual-0:2.0</r:URN>
        <a:IndividualIdentification>
          <a:IndividualName>
            <a:FirstGiven>Christer</a:FirstGiven>
            <a:LastFamily>Persson</a:LastFamily>
            <a:FullName>
              <r:String>Christer Persson</r:String>
            </a:FullName>
          </a:IndividualName>
        </a:IndividualIdentification>
      </a:Individual>
    </a:OrganizationScheme>
  </g:ResourcePackage>
  <s:StudyUnit>
    <r:URN>urn:ddi:se.researchdata:ecds0075-1.StudyUnit:2.0</r:URN>
    <r:UserID typeOfUserID="datasetIdentifier">ecds0075-1</r:UserID>
    <r:Citation>
      <r:Title>
        <r:String xml:lang="sv">Mapping of base cation deposition in the Nordic countries</r:String>
        <r:String xml:lang="en">Mapping of base cation deposition in the Nordic countries</r:String>
      </r:Title>
      <r:Creator>
        <r:CreatorReference>
          <r:URN>urn:ddi:se.researchdata:ecds0075-1.Individual-0:2.0</r:URN>
          <r:TypeOfObject>Individual</r:TypeOfObject>
        </r:CreatorReference>
      </r:Creator>
      <r:Publisher>
        <r:PublisherName>
          <r:String xml:lang="sv">SMHI - Sveriges meteorologiska och hydrologiska institut</r:String>
          <r:String xml:lang="en">SMHI - Swedish Meteorological and Hydrological Institute</r:String>
        </r:PublisherName>
      </r:Publisher>
      <r:Publisher>
        <r:PublisherName>
          <r:String xml:lang="sv">SMHI - Sveriges meteorologiska och hydrologiska institut</r:String>
          <r:String xml:lang="en">SMHI - Swedish Meteorological and Hydrological Institute</r:String>
        </r:PublisherName>
      </r:Publisher>
      <r:PublicationDate>
        <r:SimpleDate>2019-02-20</r:SimpleDate>
      </r:PublicationDate>
      <r:InternationalIdentifier>
        <r:IdentifierContent>10.5879/kjjk-gz33</r:IdentifierContent>
        <r:ManagingAgency controlledVocabularyAgencyName="DOI">DOI</r:ManagingAgency>
      </r:InternationalIdentifier>
    </r:Citation>
    <r:Abstract>
      <r:Content xml:lang="sv">Datamaterialet består av en kartläggning av baskatjoner över de nordiska länderna och genomfördes med hjälp av dataassimileringsdelen av MATCH-modellen, med en upplösning på 11x11 meter.  Kartläggningen baserades på övervakningsdata för koncentrationer av baskatjoner i luft och nederbörd i de nordiska och omgivande länderna. (MATCH är en avancerad datormodell som utvecklats på SMHI). En detaljerad beskrivning av metoden finns i Lövblad et al., 2003, sid 7-14.

För mer information se engelska sidan på https://snd.gu.se/en/catalogue/study/ECDS0075.</r:Content>
      <r:Content xml:lang="en">Base cation deposition from the atmosphere provides, together with weathering, ions for neutralising acidity and, after sufficient reductions of acidifying deposition, a source for replenishing lost base cation pools. The present dataset is a mapping of base cations over the Nordic countries and was performed using the data assimilation part of the SMHI MATCH-model as of 2003 (optimum interpolation) with a grid spacing of 11km. The mapping was based on monitoring data for concentrations of base cations in air and precipitation in the Nordic and surrounding countries. For a detailed description of the methodology the reader is refered to Lövblad et al., 2003, pp7-14.</r:Content>
    </r:Abstract>
    <r:Coverage>
      <r:TopicalCoverage>
        <r:URN>urn:ddi:se.researchdata:ecds0075-1.TopicalCoverage:2.0</r:URN>
        <r:Subject xml:lang="en" controlledVocabularyID="104" controlledVocabularyName="Standard för svensk indelning av forskningsämnen 2025">Chemical Sciences</r:Subject>
        <r:Subject xml:lang="sv" controlledVocabularyID="104" controlledVocabularyName="Standard för svensk indelning av forskningsämnen 2025">Kemi</r:Subject>
        <r:Subject xml:lang="en" controlledVocabularyID="10502" controlledVocabularyName="Standard för svensk indelning av forskningsämnen 2025">Environmental Sciences</r:Subject>
        <r:Subject xml:lang="sv" controlledVocabularyID="10502" controlledVocabularyName="Standard för svensk indelning av forskningsämnen 2025">Miljövetenskap</r:Subject>
        <r:Subject xml:lang="en" controlledVocabularyID="geoscientific-information" controlledVocabularyName="INSPIRE topic categories">Geoscientific Information</r:Subject>
        <r:Subject xml:lang="sv" controlledVocabularyID="geoscientific-information" controlledVocabularyName="INSPIRE topic categories">Geovetenskap</r:Subject>
        <r:Subject xml:lang="en" controlledVocabularyID="environment" controlledVocabularyName="INSPIRE topic categories">Environment</r:Subject>
        <r:Subject xml:lang="sv" controlledVocabularyID="environment" controlledVocabularyName="INSPIRE topic categories">Miljö</r:Subject>
        <r:Keyword xml:lang="en" controlledVocabularyID="637" controlledVocabularyName="GEMET">atmospheric precipitation</r:Keyword>
        <r:Keyword xml:lang="sv" controlledVocabularyID="637" controlledVocabularyName="GEMET">atmosfäriskt nedfall</r:Keyword>
        <r:Keyword xml:lang="en" controlledVocabularyID="728" controlledVocabularyName="GEMET">base (chemical)</r:Keyword>
        <r:Keyword xml:lang="sv" controlledVocabularyID="728" controlledVocabularyName="GEMET">bas</r:Keyword>
      </r:TopicalCoverage>
      <r:SpatialCoverage>
        <r:URN>urn:ddi:se.researchdata:ecds0075-1.SpatialCoverage:2.0</r:URN>
        <r:CountryCode>SE</r:CountryCode>
        <r:CountryCode>DK</r:CountryCode>
        <r:CountryCode>FI</r:CountryCode>
        <r:CountryCode>NO</r:CountryCode>
      </r:SpatialCoverage>
      <r:TemporalCoverage>
        <r:URN>urn:ddi:se.researchdata:ecds0075-1.TemporalCoverage:2.0</r:URN>
        <r:ReferenceDate>
          <r:StartDate>1998</r:StartDate>
          <r:EndDate>1998</r:EndDate>
        </r:ReferenceDate>
      </r:TemporalCoverage>
    </r:Coverage>
    <a:Archive>
      <r:URN>urn:ddi:se.researchdata:ecds0075-1.Archive:2.0</r:URN>
      <a:ArchiveSpecific>
        <a:Item>
          <a:Access>
            <r:URN>urn:ddi:se.researchdata:ecds0075-1.Archive-ArchiveSpecificType-AccessType:2.0</r:URN>
            <a:TypeOfAccess controlledVocabularyName="info:eu-repo-Access-Terms vocabulary">openAccess</a:TypeOfAccess>
          </a:Access>
          <a:DataFileQuantity>3</a:DataFileQuantity>
        </a:Item>
      </a:ArchiveSpecific>
    </a:Archive>
  </s:StudyUnit>
</ddi:DDIInstance>