https://www.scienceandexploration.com/deep-frontiers/permafrost-thaw-arctic-riverbeds-climate-implications Science and Exploration en 2026-08-23T11:46:08.469Z What is Permafrost Thaw in Arctic Riverbeds and its Climate Implications? permafrost thaw, arctic riverbeds, climate implications, greenhouse gas emissions, carbon sink /api/media/articles/scienceandexploration/scienceandexploration-permafrost-thaw-arctic-riverbeds-climate-implications-1787485504292/hero.jpg Thawing Arctic riverbed with gas bubbles rising, symbolizing permafrost thaw and its climate implications.