A massive slab of floating ice that juts from Antarctica’s west coast could be in hot water soon. Warm ocean currents threaten to sneak up from below and torpedo the ice in coming decades, researchers report in the May 10 Nature.
The degradation of the historically stable Filchner-Ronne Ice Shelf would upset ice on land, triggering runaway melting over a vast region of the continent and accelerating global sea level rise.
Note: To comment, Science News subscribing members must now establish a separate login relationship with Disqus. Click the Disqus icon below, enter your e-mail and click “forgot password” to reset your password. You may also log into Disqus using Facebook, Twitter or Google.