The devastating floods that have swept through the Nepal–Tibet border region are first and foremost a human tragedy. Hundreds of people have died or remain missing. But as scientists begin to reconstruct what happened, the event also exposes something fundamental about the way we understand natural hazards in high mountain regions. Mountains and rivers do not reset after an extreme event.

Torrential floods in Nepal and Tibet have killed at least twenty-two people. Hundreds of travelers, including many Indians, are currently reported missing after the disaster. An…

Some analysts have linked a series of recent floods and landslides to climate change

Experts warned that a blockage remaining upstream could trigger another flood.

Some analysts have linked a series of recent floods and landslides to climate change