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What is a glacial lake outburst flood (GLOF)?

Correct answer: D. A sudden flood when a glacial lake's natural dam fails

  • A. A flood caused by dam construction
  • B. A flood caused by monsoon rain
  • C. The melting of sea ice
  • D. A sudden flood when a glacial lake's natural dam fails

Explanation

When a moraine or ice dam holding a glacial lake collapses, the released water causes a sudden flood.

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