September 15, 2013 by Richard Harris from NPR – Scientists watching Antarctica’s Pine Island Glacier from space have noticed with some alarm that it has been surging toward the sea. If it were to melt entirely, global sea levels would rise by several feet. Source NPR (with transcript)

Related New Antarctic ice core reveals secrets of climate change A new Antarctic ice core that’s more than 10,000 feet long suggests that West Antarctica may have begun melting more than 2,000 years earlier than believed. The secret? Sea ice.

The Naval Postgraduate School team deploys ocean monitoring instruments through a bore hole into the ocean cavity below. Image: Tim Stanton