A climate activist swam under the Antarctic ice sheet to prove how quickly glaciers are melting | The point he was trying to make, he said, is that it shouldn't be possible to do the swim, but it is because of cracks in the glacier

submitted by /u/BattlemechJohnBrown
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source https://www.reddit.com/r/worldnews/comments/ezixcy/a_climate_activist_swam_under_the_antarctic_ice/