Melt Or Grow? Fate Of Himalayan Glaciers Unknown

News & Features Richard Harris · ·
In this undated picture, Mount Everest, the world's tallest mountain at 29,029 feet, stands behind the Khumbu Glacier, one of the longest glaciers in the world. Nepal has more than 2,300 glacial lakes, and experts say at least 20 are in danger of bursting.