Ice shelf collapse natural


	Ice shelf collapse natural

n2sooners

3-26-2008 5:41 PM

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tags:

global warming, climate change, science, religion, politics, antarctica, ice

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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/48b18c99-84f8-45c5-a523-f07c55c19cd4/E6548215-8833-4D81-92D4-A3178E2E0F5A/" 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.theregister.co.uk/2005/02/24/ice_shelf_collapse/" href="http://www.theregister.co.uk/2005/02/24/ice_shelf_collapse/" style="font-size: 11px;">www.theregister.co.uk</a></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.theregister.co.uk/2005/02/24/ice_shelf_collapse/"><P>The high-profile collapse of some Antarctica's ice shelves is likely the result of natural current fluctuations, not global warming, says a leading British expert on polar climates.</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.theregister.co.uk/2005/02/24/ice_shelf_collapse/"><P>This surprising finding is supported by analysis of data from the European Space Agency's ERS-1 satellite, according to Duncan Wingham, Professor of Climate Physics at University College London. The data, measuring changes in ice thickness across the Antarctic ice sheet using the polar orbiting satellite, show areas of growth from snowfall are as common as areas of decline.</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.theregister.co.uk/2005/02/24/ice_shelf_collapse/">A lot of attention and research has focused on this relatively accessible area of the Antarctic Peninsula, but satellites are giving us a picture of the continent as a whole</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.theregister.co.uk/2005/02/24/ice_shelf_collapse/">This broader picture shows evidence of growth and decay from place to place, a picture more in line with natural variations in snowfall and ocean circulation.</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.theregister.co.uk/2005/02/24/ice_shelf_collapse/">At the US station at the South Pole, temperatures have in fact fallen by a degree since 1957</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/E6548215-8833-4D81-92D4-A3178E2E0F5A/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>