Antarctica's glacial border migrates for miles with the tide

London, UK (SPX) Sep 26, 2023

New measurements of how boundary between onshore glacier and floating ice shelf glides back-and- forth could help predict melting. The grounding line of the southern Ronne Ice Shelf in Antarctica can shift up to 15 km (six miles) with changing tides, new analysis shows. The research, published in The Cryosphere, examines the key region where land-based Antarctic ice spills over into the su