Glacier Lake vanishes into 'Niagra Falls'


	Glacier Lake vanishes into 'Niagra Falls'

pokkets

4-18-2008 2:26 AM

446 views

pokkets says:

What used to be a glacier, will just be ice floating down the river.

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4-18-2008 5:47 PM

BartendingBear

WOW!

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<div style="margin: 12px 0px; font-family: arial; color: #333333; background: #ffffff; border: solid 4px #e5e5e5; width: 100%; clear: left;"><div class="CM_CTB_Content_Wrap" style="margin: 0px; padding: 0px;background-color: #ffffff;"><div style="border-bottom: solid 1px #dcdcdc; white-space: nowrap; margin-bottom: 8px; background-color: #eeeeee ;background-image: url(http://www.clipmarks.com/images/source-bg.gif); background-repeat: repeat-x; height: 24px; line-height: 24px; vertical-align: middle; padding-bottom: 4px; color: #666666; font-size: 10px;" ><a href="http://clipmarks.com/clip-to-blog/" title="see clips that are hot right now"><img src="http://content.clipmarks.com/blog_embed/77227aac-9c6b-4b9e-b12d-ab9b5fa8d3eb/9F528E96-E39C-4A63-B571-4228E770B2D1/" alt="" width="19" height="19" border="0" style="vertical-align: middle; margin: 0px 4px; display: inline; border: none; float:none;" /></a>clipped from <a title="http://www.abc.net.au/science/articles/2008/04/18/2221181.htm?site=science&topic=latest" href="http://www.abc.net.au/science/articles/2008/04/18/2221181.htm?site=science&topic=latest" style="font-size: 11px;">www.abc.net.au</a></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.abc.net.au/science/articles/2008/04/18/2221181.htm?site=science&topic=latest"><P class="first">Glaciologists have documented for the first time the sudden disappearance of a lake on the top of the Greenland ice sheet, which they say drained away with the force of Niagara Falls.</P></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.abc.net.au/science/articles/2008/04/18/2221181.htm?site=science&topic=latest"><div align="center"><img src="http://content7.clipmarks.com/blog_cache/www.abc.net.au/img/E71CD4A2-2687-4473-93E0-4B09E5BA0D90" alt="glacier melt stream" /></div></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.abc.net.au/science/articles/2008/04/18/2221181.htm?site=science&topic=latest">Like bathwater rushing down a plug-hole, the vast lake of meltwater vanished in a day through a crack in the ice, say researchers </blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.abc.net.au/science/articles/2008/04/18/2221181.htm?site=science&topic=latest"><div align="center"><img src="http://content8.clipmarks.com/blog_cache/www.abc.net.au/img/B7D20B0C-0332-488A-90D6-D383824563CE" alt="A lake of meltwater on the surface of a glacier connects to a channel that will eventually take the water to the glacier bed (Science)" /></div></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.abc.net.au/science/articles/2008/04/18/2221181.htm?site=science&topic=latest">A lake of meltwater on the surface of a glacier connects to a channel that will eventually take the water to the glacier bed</blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.abc.net.au/science/articles/2008/04/18/2221181.htm?site=science&topic=latest"><div align="center"><img src="http://content9.clipmarks.com/blog_cache/www.abc.net.au/img/6B762524-5D5B-46C2-A2D3-68CE84A89883" alt="A large opening in the drained lake bed (Science)" /></div></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.abc.net.au/science/articles/2008/04/18/2221181.htm?site=science&topic=latest">A large opening in the drained lake bed </blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.abc.net.au/science/articles/2008/04/18/2221181.htm?site=science&topic=latest"><P>The research documents a natural plumbing system on the glacier which enabled meltwater to gush through a kilometre-thick ice mass and reach its base, a phenomenon that scientists believe can help speed up summer ice movement.</P></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.abc.net.au/science/articles/2008/04/18/2221181.htm?site=science&topic=latest"><P>Das and colleagues say the maximum drainage rate of the 5.6 square kilometre lake was faster than the average flow rate over Niagara Falls.</P></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.abc.net.au/science/articles/2008/04/18/2221181.htm?site=science&topic=latest"><P>Like a draining bathtub, the entire lake emptied from the bottom in 24 hours, with the majority of the water flowing out in a 90-minute span, they say.</P></blockquote></div><div style="margin: 0px 6px 6px 4px;"><table style="font-size: 11px;border-spacing: 0px;padding: 0px;" cellpadding="0" cellspacing="0" width="100%"><tr><td style="background:transparent;border-width:0px;padding:0px;">&nbsp;</td><td align="right" style="background:transparent;border-width:0px;padding:0px;width:107px" width="107"><a href="http://clipmarks.com/share/9F528E96-E39C-4A63-B571-4228E770B2D1/blog/" title="blog or email this clip"><img src="http://content6.clipmarks.com/images/c2b-foot.png" border="0" alt="blog it" width="107" height="17" style="border-width:0px;padding:0px;margin:0px;" /></a></td></tr></table></div></div>

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