Map Shows US Glaciers at Risk After Nepal Disaster
Summary
A recent glacier collapse in Nepal caused deadly flooding, raising awareness about flood risks from glaciers worldwide. Scientists highlight similar dangers in parts of North America, like Juneau, Alaska, where glacier-related floods have damaged homes and infrastructure for years.Key Facts
- A glacier collapse in Nepal triggered severe floods affecting Nepal and Tibet.
- Flood risks from glaciers and glacial lakes are common in mountainous regions like the Himalayas, Andes, and parts of North America.
- Northwestern North America, including Alaska and western Canada, has experienced many glacier-related floods for over 100 years.
- Juneau, Alaska, faces repeated glacier lake floods from Suicide Basin, impacting homes and infrastructure downstream.
- Suicide Basin floods have happened annually since 2011, with increasing damage in recent years.
- Scientists warn glacier retreat creates more lakes that could burst suddenly, threatening downstream communities.
- About 15 million people worldwide live in areas potentially at risk from glacial lake floods.
- Glacial lake outburst floods (GLOFs) occur when meltwater lakes formed by shrinking glaciers release large amounts of water quickly, causing floods.
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