Study Finds More Evidence Rapid Arctic Warming Isn't Natural

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	Study Finds More Evidence Rapid Arctic Warming Isn't Natural

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9-6-2009 2:14 PM

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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://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/72dfac12-78c9-4461-b149-83f9633c5d80/E5274378-DB56-4C50-9DEF-773688EED4E7/" 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.truthout.org/090609G?n" href="http://www.truthout.org/090609G?n" style="font-size: 11px;">www.truthout.org</a></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.truthout.org/090609G?n"><H3><A href="http://www.truthout.org/090609G">Study Finds More Evidence Rapid Arctic Warming Isn't Natural</A></H3></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.truthout.org/090609G?n"><div align="center"><img src="http://content6.clipmarks.com/blog_cache/www.truthout.org/img/706A0F2D-B0E2-4BCC-90FA-819977EA4392" alt="photo" /></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.truthout.org/090609G?n"><P>    Washington - The Arctic was cooling for 1,900 years because of a natural change in Earth's orbit until greenhouse gas accumulation from the use of fossil fuels reversed the trend in recent decades, according to a study published Friday in Science magazine.</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.truthout.org/090609G?n"><P>    Scientists reconstructed the temperature record of the past 2,000 years using evidence from tree rings, ice cores and lake sediment, and found a steady cooling trend in Arctic summer temperatures of about 0.5 degrees Celsius - 0.9 degrees Fahrenheit - during the first 1,900 years. The cooling was caused by a slow natural cycle in Earth orbit that continues in this century.</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.truthout.org/090609G?n">"The summer cooling would likely be continuing today were it not for the increase of greenhouse gases from fossil fuel burning,"</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.truthout.org/090609G?n">"The results are important in showing that the dramatic changes happening today - and particularly the rapidity of the changes - are not natural."</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/E5274378-DB56-4C50-9DEF-773688EED4E7/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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