Unruly Antarctica could change sea-level outlook without much warning

Enlarge / The flow of glaciers into the sea has accelerated in this vulnerable area of the West Antarctic Ice Sheet along the Amundsen Sea. (credit: NASA Earth Observatory)

Sea-level rise is one of the more challenging effects of climate change to project. It’s not that the direction of the change is unclear—sea level will rise as the planet warms—but it’s extraordinarily difficult to know when which sections of which glaciers will slide into the sea. Many factors are involved...

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