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

Residents in some parts of Juneau evacuated ahead of what could be a record surge of floodwater after a huge upstream basin ...

New sandbag-style barriers installed along a river in Alaska’s capital city held back record levels of flooding and prevented ...

Mendenhall River runs through Juneau, Alaska. The river rose to a record level, but temporary barriers largely kept major ...

The glacial flooding that sent residents of Alaska's capital city scrambling this week has become an annual ordeal for those ...

New sandbag-style barriers installed along a river in Alaska's capital city held back record levels of flooding and prevented widespread damage after an ice dam at the nearby Mendenhall Glacier ...

Officials say new barriers protected against the kind of major damage inflicted during last year’s destructive Suicide Basin ...

A video shared from Juneau, Alaska, shows a tree flowing down the Mendenhall River during record flooding after a glacial ...

The nearby Mendenhall Glacier peaked Wednesday, swelling the Mendenhall River to more than 16 feet and breaking last year's record.

Residents in the city's flood zone have been urged to leave the area as water has started escaping the ice dam.

Update, 6:25 a.m. Wednesday: The Mendenhall River hit a record level as of 6 a.m., according to the National Weather Service.

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