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En-en adult card 41 permafrost: Difference between revisions
En-en adult card 41 permafrost (view source)
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== Card #41: Permafrost == | |||
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[[File:En-en_adult_card_41_front.png|400px]] | |||
Permafrost is permanently frozen ground. It is starting to melt, releasing into the atmosphere previously locked-in methane and CO2 from decomposed biomass. This creates a negative feedback loop, just like forest fires and albedo changes due to melting sea ice. | |||
</center> | |||
==Explanation== | ==Explanation== | ||