Yale Environment 360: Recent research into one of West Antarctica's most rapidly melting glaciers and ice shelves has shown that rising ocean temperatures and a series of channels lacing the underside of the shelf are the key factors in the rapid thinning of the shelf and the swift advance of the glacier behind it. Reporting in NASA Edge of Pine Island ice sheet Science, U.S. scientists said that instruments deployed on and under the Pine Island Glacier and ice shelf over the past two years have shown that warmer ocean...