by Marlowe HOOD PARIS, France (AFP) — A large glacier in West Antarctica lost up to half a kilometer in thickness in seven years, thinning more quickly than scientists thought possible, according to a study released Tuesday. The Smith Glacier, spilling into the Amundsen Sea, shed up to 70 meters (230 feet) per year between 2002 and 2009, according to the study, based on NASA data collected during aerial flyovers. “If I had been using […]