When mountain permafrost thaws and glaciers melt, glacial lakes can become lethal flood risks for anyone downstream.

"The river just evolved." Drone footage reveals unexpected changes in major river after dam failure: 'It looks like we're on ...

Khyber Pakhtunkhwa government has constructed thirty-seven small and medium dams while twenty-four are being built in different rivers and water channels and designs of seven dams completed in the ...

MEMPHIS, Tenn. - Have the jacket for this morning and sunglasses for when the sun comes up. It's a cool start to the day under a mostly clear sky. Winds: 15/20 mph. LOOKING AHEAD: Clouds and a ...

MEMPHIS, Tenn. - Dress in layers and have the sunglasses. It's a chilly start to the day under a mostly clear sky. LOOKING AHEAD: Temperatures will be in the 60s/70s over the next several days ...

Former New York City Mayor Bill de Blasio joins ABC News Live to discuss the future of the Democratic Party. The Democratic National Committee is encouraging people to call for town halls from ...

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