WORLD · SCIENCE
December 15, 20215 min read, 1087 words
Published: December 15, 2021 | 5 min read, 1087 words
An alarming crackup has begun at the foot of Antarctica’s vulnerable Thwaites Glacier, whose meltwater is already responsible for about 4% of global sea level rise. An ice sheet the size of Florida, Thwaites ends its slide into the ocean as a floating ledge of ice 45 kilometers w...