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Antarctica Is Changing Rapidly. The Consequences Could Be Dire
“Abrupt changes” threaten to send the continent past the point of no return, at which point continued ice-melting would submerge coastal cities around the world.
“We’re seeing a whole range of abrupt and surprising changes developing across Antarctica, but these aren’t happening in isolation,” said climate scientist Nerilie Abram, lead author of the paper. “People always thought the Antarctic was not changing compared to the Arctic, and I think now we’re seeing signs that that’s no longer the case,” said climatologist Ryan Fogt, who studies Antarctica at Ohio University but wasn’t involved in the new paper. When this circulation brings deeper waters back to the surface, it transports critical nutrients for phytoplankton—tiny photosynthetic organisms that absorb carbon and expel oxygen.
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