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                </gmd:PT_FreeText>
              </gmd:organisationName>
              <gmd:contactInfo>
                <gmd:CI_Contact>
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                    <gmd:CI_Telephone>
                      <gmd:voice>
                        <gco:CharacterString>(+351) 210 924 600</gco:CharacterString>
                      </gmd:voice>
                      <gmd:facsimile>
                        <gco:CharacterString>(+351) 217 163 806</gco:CharacterString>
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                    </gmd:CI_Telephone>
                  </gmd:phone>
                  <gmd:address>
                    <gmd:CI_Address>
                      <gmd:deliveryPoint>
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                      </gmd:deliveryPoint>
                      <gmd:city>
                        <gco:CharacterString>Amadora</gco:CharacterString>
                      </gmd:city>
                      <gmd:postalCode>
                        <gco:CharacterString>2610-999</gco:CharacterString>
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                      <gmd:country>
                        <gco:CharacterString>Portugal</gco:CharacterString>
                      </gmd:country>
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                </gmd:CI_Contact>
              </gmd:contactInfo>
              <gmd:role>
                <gmd:CI_RoleCode codeListValue="distributor" codeList="http://standards.iso.org/iso/19139/resources/gmxCodelists.xml#CI_RoleCode">distributor</gmd:CI_RoleCode>
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            </gmd:CI_ResponsibleParty>
          </gmd:distributorContact>
        </gmd:MD_Distributor>
      </gmd:distributor>
      <gmd:transferOptions>
        <gmd:MD_DigitalTransferOptions>
          <gmd:onLine>
            <gmd:CI_OnlineResource>
              <gmd:linkage>
                <gmd:URL>https://geoportal.lneg.pt/pt/dados_abertos/info_recursosminerais?Id=3957</gmd:URL>
              </gmd:linkage>
              <gmd:protocol>
                <gco:CharacterString>WWW:LINK-1.0-http--link</gco:CharacterString>
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              <gmd:description>
                <gco:CharacterString>Página de descarregamento do mapa a partir do Geoportal da Energia e Geologia</gco:CharacterString>
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            </gmd:CI_OnlineResource>
          </gmd:onLine>
          <gmd:onLine>
            <gmd:CI_OnlineResource>
              <gmd:linkage>
                <gmd:URL>https://geoportal.lneg.pt/mapa/?Mapa=CartaRadiometrica</gmd:URL>
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              <gmd:protocol>
                <gco:CharacterString>WWW:LINK-1.0-http--link</gco:CharacterString>
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              <gmd:description>
                <gco:CharacterString>Para ver o mapa no visualizador do Geoportal</gco:CharacterString>
              </gmd:description>
            </gmd:CI_OnlineResource>
          </gmd:onLine>
          <gmd:onLine>
            <gmd:CI_OnlineResource>
              <gmd:linkage>
                <gmd:URL>https://sig.lneg.pt/server/services/CartaRadiometrica/MapServer/WMSServer?request=GetCapabilities&amp;service=WMS</gmd:URL>
              </gmd:linkage>
              <gmd:protocol>
                <gco:CharacterString>OGC:WMS-1.3.0-http-get-capabilities</gco:CharacterString>
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              <gmd:description>
                <gco:CharacterString>Serviço de visualização WMS</gco:CharacterString>
              </gmd:description>
            </gmd:CI_OnlineResource>
          </gmd:onLine>
          <gmd:onLine>
            <gmd:CI_OnlineResource>
              <gmd:linkage>
                <gmd:URL>https://sig.lneg.pt/server/services/CartaRadiometrica/MapServer/WCSServer?request=GetCapabilities&amp;service=WCS</gmd:URL>
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              <gmd:protocol>
                <gco:CharacterString>OGC:WCS-2.0.1-http-get-capabilities</gco:CharacterString>
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      </gmd:transferOptions>
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    <gmd:DQ_DataQuality>
      <gmd:scope>
        <gmd:DQ_Scope>
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      <gmd:report>
        <gmd:DQ_DomainConsistency>
          <gmd:result>
            <gmd:DQ_ConformanceResult>
              <gmd:specification>
                <gmd:CI_Citation>
                  <gmd:title>
                    <gmx:Anchor xlink:href="http://data.europa.eu/eli/reg/2010/1089">REGULAMENTO (UE) N. o 1089/2010 DA COMISSÃO de 23 de Novembro de 2010 que estabelece as disposições de execução da Directiva 2007/2/CE do Parlamento Europeu e do Conselho relativamente à interoperabilidade dos conjuntos e serviços de dados geográficos</gmx:Anchor>
                  </gmd:title>
                  <gmd:date>
                    <gmd:CI_Date>
                      <gmd:date>
                        <gco:Date>2010-12-08</gco:Date>
                      </gmd:date>
                      <gmd:dateType>
                        <gmd:CI_DateTypeCode codeListValue="publication" codeList="http://standards.iso.org/iso/19115/resources/Codelists/cat/codelists.xml#CI_DateTypeCode"/>
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        <gmd:LI_Lineage>
          <gmd:statement>
            <gco:CharacterString>Harmonização de levantamentos radiométricos apeados, autoportados e aerotransportados obtidos desde 1955. Para possibilitar a disponibilização do mapa no visualizador do geoPortal com legenda dinâmica, foram extraídos os valores de contagem total, numa matriz de 100x100 metros, tendo por base a carta radiométrica original obtida em 2013. Esses valores foram utilizados para realizar uma interpolação com recurso ao algoritmo Inverse Distance Weighted para gerar um novo produto da carta radiométrica para Portugal. Os dados radiométricos de contagem total de radiação gama estão expressos em nGy/h.
Obtêm-se melhores resultados de visualização da Carta Radiométrica de Portugal por sobreposição ao sombreamento criado com os mesmos dados. 
A camada de sombreamento tem uma sobrelevação vertical de 20x dos dados originais e foi construída com a altura e direção da fonte de luz a 45º.

Para referência bibliográfica: 

Batista, M.J., Torres, L., Leote, J., Prazeres, C., Saraiva, J. e Carvalho, J. (2013). Carta Radiométrica de Portugal (1:500 000) [Em linha]. Laboratório Nacional de Energia e Geologia, I.P. (LNEG). Disponível em https://geoportal.lneg.pt/pt/dados_abertos/info_recursosminerais?Id=3957; https://geoportal.lneg.pt/en/opendata/mineralresources_info?Id=3957 [Consult. data da consulta].

Batista, M.J., Torres, L., Leote, J., Prazeres, C., Saraiva, J., Carvalho, J., Gonçalves, P. &amp; Patinha, P. (2013). Carta Radiométrica de Portugal Continental [Em linha], [atual. set. 2020]. Laboratório Nacional de Energia e Geologia, I.P. (LNEG). Disponível em https://geoportal.lneg.pt/mapa/?Mapa=CartaRadiometrica; https://geoportal.lneg.pt/mapa/?Mapa=CartaRadiometrica&amp;lang=en [Consult. data da consulta].

Batista, M.J., Torres, L., Leote, J., Prazeres, C., Saraiva, J. e Carvalho, J. (2013). Carta Radiométrica de Portugal (1:500 000) [Em linha]. Laboratório Nacional de Energia e Geologia, I.P. (LNEG). Disponível em https://geoportal.lneg.pt/pt/dados_abertos/info_recursosminerais?Id=3957; https://geoportal.lneg.pt/en/opendata/mineralresources_info?Id=3957 [Consult. data da consulta].</gco:CharacterString>
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    </gmd:DQ_DataQuality>
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