ingv:https://data.ingv.it/metadata/iso19115/1219.xml All-Sky Camera Images at the Thule High Arctic Atmospheric Observatory (THAAO_SKYCAM) 2026 climatologyMeteorologyAtmosphere EU open data Local SCIENCE.natural and applied sciences.earth sciences SCIENCE.natural and applied sciences.earth sciences.meteorology ENVIRONMENT.natural environment.climate ENVIRONMENT.deterioration of the environment.degradation of the environment.climate change climate change cloud radiative effect cloud coverage otherRestrictions Istituto Nazionale di Geofisica e Vulcanologia - INGV All-sky camera images recorded continuously at 20-minute intervals since July 2016 from the roof of BLDG 1971, THAAO, located on South Mountain, Pituffik Space Base, Pituffik, Greenland. None https://www.thuleatmos-it.it/dataaccess/allskycamera/ None CEOS IDN DIF 9.7