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