Yellowstone's supervolcano: The greatest threat to humanity? with Bryan Walsh
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Although they might occur infrequently, supervolcanoes are by no means insignificant.

When an extreme magnitude of volcanic materials are ejected into the atmosphere, sunlight can’t reach the Earth’s surface - making global starvation a very real threat.

Fortunately, there are steps we can take to prepare the human race for the looming threat of supervolcanoes.

This video was originally created and shared by Freethink.

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About Bryan Walsh:
Bryan Walsh is the editor of Vox's Future Perfect section, overseeing coverage on policies and technologies that will make the future a better place. Previously he worked at Axios as the Future Correspondent, wrote the 2019 book "End Times: A Brief Guide to the End of the World," and worked at TIME magazine for 15 years as a foreign correspondent in Asia, a climate change writer and as the international editor.

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See remarkable NASA photos of a new volcano eruption
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