Climate change has shrunk Andean glaciers between 30 and 50 per cent since the 1970s. Many of the glaciers in the Andes Mountains in South America could melt altogether in coming years, according to a study published in the journal Cryosphere. Andean glaciers, a vital source of fresh water for tens of millions of South… Read More Andes glaciers have shrunk by up to 50 per cent