Independent (UK): Once home to the highest ski resort in the world and now reduced to a rocky mountainside, Bolivia’s Chacaltaya range bears powerful witness to the precipitous melting of glaciers. The rusting remains of a ski lift now dominate what was once the highest ski-run in the world perched on the Chacaltaya glacier at some 5,300 meters (17,390 feet) high. Only a snowy ice cap of some 50 square meters (538 square feet) remains of the magnificent Chacaltaya glacier which spread over 1,600 …