But
Antarctic glaciers may be more vulnerable than thought.
NATURE
Quirin
Schiermeier
23 January
2013
Over a few
exceptionally warm days last July, Greenland ’s
frozen surface turned into a colossal puddle. Even the coldest parts of the
world’s largest island saw ice thaw and rain fall, fuelling concerns over the
future of glaciers that hold enough water to raise global sea levels by around
7 metres.
