Is Nepal's flood a harbinger of what's to come in the Himalayas?

The Nepali Army conducts a search-and-rescue operation on Sept. 10 inside the Chilime Hydropower Station tunnel days after the deadly flash floods and mudslides in Nepal

Building dams and hydropower plants in the Himalayas holds great promise for providing electricity. In the wake of the Nepal disaster, experts are asking about the risks of such construction.

(Image credit: Skanda Gautam/AFP)