<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://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/9d6208b3-d814-4d8a-af73-2ca5e7271dbc/B8542821-9469-4774-BE37-4CB01E1E0D76/" 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.latimes.com/news/science/environment/la-na-global-warming22-2009feb22,0,1748869,full.story" href="http://www.latimes.com/news/science/environment/la-na-global-warming22-2009feb22,0,1748869,full.story" style="font-size: 11px;">www.latimes.com</a></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.latimes.com/news/science/environment/la-na-global-warming22-2009feb22,0,1748869,full.story">International experts are alarmed. "Methane release due to thawing permafrost in the Arctic is a global warming wild card," warned <A href="http://www.unep.org/geo/yearbook/yb2008/report/Emerging.pdf">a report by the United Nations Environment Programme</A> last year. Large amounts entering the atmosphere, it concluded, could lead to "abrupt changes in the climate that would likely be irreversible."</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.latimes.com/news/science/environment/la-na-global-warming22-2009feb22,0,1748869,full.story"><DIV>That gurgling gas could change the entire model for <A href="http://www.latimes.com/news/local/la-sci-warming27-2009jan27%2C0%2C2358146.story">predicting global warming</A>. And lakes are not the only methane source: <A href="http://www.iarc.uaf.edu/highlights/2008/ISSS-08/">Newly discovered seeps</A> -- places where methane leaks to the surface -- from the shallow waters of Siberia's vast continental shelf are also likely to upset previous assumptions.</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.latimes.com/news/science/environment/la-na-global-warming22-2009feb22,0,1748869,full.story"><DIV>"<A href="http://www.gi.alaska.edu/snowice/Permafrost-lab/methods/proj_processes_magt2-5-20m.html">A third to a half of permafrost</A> is already within a degree to a degree and a half [Celsius] of thawing."</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.latimes.com/news/science/environment/la-na-global-warming22-2009feb22,0,1748869,full.story"> Organic matter slips from eroding shorelines to lake bottoms, where microbes feed on it. Because lake bottoms are oxygen-free, the microbes generate methane in addition to carbon dioxide -- as in the burping La Brea tar pits.</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.latimes.com/news/science/environment/la-na-global-warming22-2009feb22,0,1748869,full.story">These lakes are getting bigger -</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/B8542821-9469-4774-BE37-4CB01E1E0D76/blog/" title="blog or email this clip"><img src="http://content7.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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