Definitions
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun geology A sudden
discharge of an exceptionally large volume of water
Etymologies
from Wiktionary, Creative Commons Attribution/Share-Alike License
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Examples
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I'd love to have seen the reaction of the neocon who had publicly hoped and prayed that the Lord would send a megaflood to rain on Obama's parade?
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The megaflood that covered the Wasilla region released as much as 1,400 cubic kilometers, or 336 cubic miles, of water, enough to cover an area the size of Washington, D.C., to a depth of nearly 5 miles.
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Another suspected Atna megaflood along a different course to the Wasilla region, down the Susitna River, might have had a flow of about 11 million cubic meters per second.
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By definition, a megaflood has a flow of at least 1 million cubic meters of water per second (a cubic meter is about 264 gallons).
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Wiedmer is the lead author of a paper describing the Wasilla-area megaflood, published in the May edition of the journal
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The megaflood from Glacial Lake Atna down what is now the Matanuska River to the Wasilla region might have had a flow of about 3 million cubic meters per second.
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The ancient megaflood could account for the fresh water.
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The megaflood also could explain some of the catastrophic damage that occurred in the magnitude 9.2 Great Alaskan Earthquake of 1964.
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Their existence in Lake George, some distance from the other lakes, is one piece of evidence for a megaflood from Lake Atna.
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~ Huge Flood Cut Britain From Europe -- "The British Isles exist thanks to an ancient megaflood."
Speedlinking 7/18/07 William Harryman 2007
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