데이터셋 그룹 활동 흐름 그룹 Dataset collections, categories and projects GTN-P Global Terrestrial Network for Permafrost GTN-P is the primary international... 뷰 GTN-P PAGE21 Changing Permafrost in the Arctic and its Global Effects in the 21th Century... 뷰 PAGE21 Properties & Extent Permafrost Research Category 뷰 Properties & Extent