Veri seti Gruplar İşlem Akışı Gruplar Dataset collections, categories and projects ESA GlobPermafrost Permafrost and frozen grounds are key elements of the terrestrial Cryosphere... View ESA GlobPermafrost PerSys The Permafrost Information System (PerSys) is conceptualized as an open... View PerSys PerSys - Permafrost Extent and Properties PEX Permafrost is defined through the thermal state of the ground which makes... View PerSys - Permafrost Extent and Properties PEX Properties & Extent Permafrost Research Category View Properties & Extent