Glaciologists hope these fist-sized chunks of ice could help them save the world's disappearing glaciers. The ice samples are part of an ambitious international effort to understand why the glaciers in Tajikistan they came from are the only ones to resist rapid melting seen almost everywhere else. "By understanding the causes behind the continuous buildup of snow... we can find out what will happen going forward and why the ice has grown," says Yoshinori Iizuka, a professor at Hokkaido