Agence France-Presse: The United Nations said Monday that swathes of mountain ranges worldwide risk losing their glaciers by the end of the century if global warming continues at its projected rate. The UN Environment Programme (UNEP) said in a report that whilst nature has always observed a certain periodic rate of deglaciation, the current trends observed from the Arctic to Central Europe and South America are of a different order. “The ongoing trend of worldwide and rapid, if not accelerating, …