Black Soot and the Survival of Tibetan Glaciers

On the Tibetan Plateau, temperatures are rising and glaciers are melting faster than climate scientists would expect based on global warming alone.
A recent study of ice cores from five Tibetan glaciers by NASA and Chinese scientists confirmed the likely culprit: rapid increases in black soot concentrations since the 1990s, mostly from air pollution sources [...]

Full story at http://spacefellowship.com/2009/12/15/black-soot-and-the-survival-of-tibetan-glaciers/