PubTalk 9/2010 — Great Missoula & Ice Age Floods Natl. Geologic Trail

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Detailed Description

- a journey through the landscape of Earth's greatest floods

by Richard Waitt, Geologist

 

  • Glacial Lake Missoula released scores of cataclysmic floods, sculpting the bizarre landscape of Washington's Channeled Scabland
  • New video depicts the enormous 3-day flood releasing 500 cubic miles of water
  • Floodwaters poured as deep as 1100 feet down Columbia Valley, carrying enormous boulders and icebergs
  • Collaborative efforts have spawned the new Ice Age Floods National Geologic Trail in the Pacific Northwest

Details

Image Dimensions: 200 x 150

Date Taken:

Length: 01:13:04

Location Taken: Menlo Park, CA, US

Transcript

Contact wmcesic@usgs.gov for transcript.