Reuters: Retreating glaciers from the Alps to the Andes are likely to disrupt hydropower generation in coming decades. Following are details of glaciers and the wider impacts of climate change on hydropower, the most widely used form of renewable energy: * WORLDWIDE More than a billion people live in river basins fed by glacier or snow-melt. Climate change will lead to a retreat of glaciers and cause wider disruptions to rain and snowfall patterns from tropical Monsoons to Arctic …