Bolivia’s Chacaltaya Glacier, once known as the world’s highest ski run at 17,388 feet, has completely melted away, serving as a vivid example of the effects of climate change on the glaciers around the globe. “Chacaltaya has disappeared. It no longer exists.” - Dr. Edson Ramirez, Institute of Hydraulics and Hydrology at the Universidad Mayor de San Andres In 1999, Ramirez, the head of a team of researchers studying the glacier since 1991, believed that the glacier would continue to exist until 2015, but the rate of melting tripled in the last ten years, and the once popular tourist destination...