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That extinction episode is thought to have been the result of global cooling and formation of ice sheets across the Antarctic.—Rachael O'Connor, MSNBC Newsweek, 17 Oct. 2025 Other tipping points include melting ice sheets, Amazon rainforest dieback and the collapse of vital ocean currents.—Doyle Rice, USA Today, 13 Oct. 2025 Some tipping elements, such as the East Antarctic ice sheet, aren’t in immediate danger.—Alexandra A Phillips, The Conversation, 13 Oct. 2025 Reducing the weight of ice sheets and glaciers in the Arctic has been found to decrease hydrostatic pressure on subglacial hydrate reservoirs, which can then enhance subglacial flux and methane discharge on the coast, according to the paper.—Julia Jacobo, ABC News, 11 Oct. 2025 See All Example Sentences for ice sheet
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