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Declassified Satellite Images Show Glaciers Are Melting Faster Than Ever

Declassified Satellite Images Show Glaciers Are Melting Faster Than Ever
Gizmodo
4/29/2021
Dharna Noor
© Photo: Johan Ordonez (Getty Images)
View of a glacier at sunset at Chiriguano Bay in South Shetland Islands, Antarctica on Nov. 7, 2019.
The world’s glaciers are melting faster and the climate crisis is to blame, a new study shows.
For a comprehensive new study, published in Nature on Wednesday, scientists analyzed half a million recently declassified 3D satellite images. The images span nearly two decades and 217,175 mountain glaciers, or nearly every single one on Earth. The imagery came from the Terra satellite, which NASA launched in 1999.
The authors calculated that these glaciers lost nearly 298 billion tons of mass on average per year since the start of the 21st century. And things are only getting worse: Since 2015, they’ve lost an average of more than 328 billion tons annually, a 31% increase compared to 15 yea ....

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You're Drawing Icebergs All Wrong

You re Drawing Icebergs All Wrong
Photo: Johan Ordonez (Getty Images)
Megan Thompson-Munson, a geologist and climate scientist, has seen your drawings of icebergs and had enough. It’s time for a scientific reckoning.
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Thompson-Munson is currently studying for a Ph.D. at the University of Colorado Boulder and recently took time away from studying to make clear up the iceberg confusion. In a Twitter thread, the young scientist explained what should be obvious: An iceberg with a little pointy peak on top that descends in an ice cream cone shape would float on its side. That is to say that an iceberg shaped like this would look more like this when it’s floating. ....

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