Reuters: A thaw of the world’s glaciers has accelerated to a new record with some of the biggest losses within Europe, in a worrying sign of climate change, the UN Environment Programme (UNEP) said on Sunday. "Meltdown in the mountains," UNEP said in a statement, saying that a retreat of glaciers from the Andes to the Arctic should add urgency to UN negotiations on working out a new treaty by the end of 2009 to combat global warming. "Data from close to 30 reference …