By Johannes Birkebaek COPENHAGEN (Reuters) - Global warming has increased the speed at which glaciers in Greenland are melting by fivefold over the la.
By Johannes Birkebaek COPENHAGEN (Reuters) - Global warming has increased the speed at which glaciers in Greenland are melting by fivefold over the la.
An analysis of archive photographs shows that the retreat rate of hundreds of glaciers around the coast of Greenland has accelerated dramatically due to global warming