From cnn.com
Mysterious craters exploded in Siberia’s permafrost. Scientists say they now know why | CNN
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A decade ago, a mysterious crater appeared in the Russian Arctic, forming a huge jagged hole hundreds of feet wide. Since then more than 20 have formed, leaving scientists baffled and intrigued
#arktis #krater #methan #risiko #science #geologie #klimakrise #permafrost #klimawandel #methanhydrate
5h ago