the first scientists to show that the thick icecap that once covered the arctic ocean was beginning to thin and shrink.
the first scientists to show that the thick icecap that once covered the arctic ocean was beginning to thin and shrink.
retreat of glaciers since 1850:310
other studies show that between 1960 and 1999, the devon ice cap lost 67 km3 (16 cu mi) of ice, mainly through thinning.