Glacial outburst floods aren't a new phenomenon in Alaska, but climate change is scrambling the geography of risk.

Glacial lake outburst flooding is a flood that's produced by the quick, unexpected release of water from a glacial lake.

An overflowing glacial lake caused a surge in the Mendenhall River on Wednesday, prompting flood alerts and evacuations in Juneau.

Hood boarded a helicopter to investigate. Flying over the glaciers at the head of the Mendenhall River, he saw collapsed ice ...

One of Alaska's most populated cities is bracing for potentially catastrophic flooding as a basin dammed within the ...

For three years in a row, Juneau has had unprecedented flooding in August from a melting glacier. This year, officials built a levee to protect the city. It seems to have helped, but it's temporary.

A wave of water gushing out of an Alaskan glacier is threatening significant, potentially record-breaking flooding in Juneau ...