Colossal crater found in Siberia. What made it?

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siberia methane permafrost crater
National Geographic Research area

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map of warming stress across the arctic
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Map reveals Alaskan ‘hotspots’ of extreme warming
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cliff created by a thaw slump on permafrost land
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Arctic hotspots study reveals areas of climate stress in Northern Alaska, Siberia
Stock image: A person walks away from the camera down a snowy street, next to cars blanketed with snow
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Why more frequent cold blasts could be coming from global warming
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Kolyma River, Russia. Map by Greg Fiske
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2024 in Arctic Maps
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