07:32NASA Explorers: Permafrost
From the creator
This week, #NASAExplorers head back in time…by going underground. In the Arctic, a frozen layer of soil – permafrost – trapped dead plants and animals for thousands of years. As the climate warms, that soil is beginning to thaw, releasing carbon dioxide and methane.
Published 2018-12-07 · Watch on YouTube ↗
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