Global warming may raise tundra wildfire risk


	Global warming may raise tundra wildfire risk

JICWyllie

3-6-2008 4:56 PM

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tags:

environment, i-climate change, i-consequences

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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/a55d91c3-8e05-40c5-a5ce-44841be74e74/FD19E530-7CE9-433D-811A-22B1247CC612/" 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://environment.newscientist.com/channel/earth/climate-change/dn13408-global-warming-may-raise-tundra-wildfire-risk.html?feedId=climate-change_rss20" href="http://environment.newscientist.com/channel/earth/climate-change/dn13408-global-warming-may-raise-tundra-wildfire-risk.html?feedId=climate-change_rss20" style="font-size: 11px;">environment.newscientist.com</a></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://environment.newscientist.com/channel/earth/climate-change/dn13408-global-warming-may-raise-tundra-wildfire-risk.html?feedId=climate-change_rss20"><P>Arctic tundra fires may increase significantly as a result of continued global warming, warns a new study examining the relationship between historic changes in climate, vegetation, and wildfires in Alaska.</p> <P>And as about a third of the world's soil-based carbon is locked in high-latitude tundra and boreal forest ecosystems, the release of carbon dioxide from an increase in burning tundra could also play a significant role in fuelling further warming, the study's authors add.</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://environment.newscientist.com/channel/earth/climate-change/dn13408-global-warming-may-raise-tundra-wildfire-risk.html?feedId=climate-change_rss20"><P> the Ecosystems Center at the Marine Biological Laboratory in Woods Hole, Massachusetts, US, applauds the study, but notes that the drying out of tundra vegetation as a result of a warming climate may already be causing an increase in fires.</p> <P>More than 350 square miles of tundra north of the Brooks Range burned in summer 2007, more than has burned in the region in the last 50 years combined according to Shaver. "If we have more warm, dry summers, I wouldn't be surprised if we have a lot more fires on the North Slope," </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/FD19E530-7CE9-433D-811A-22B1247CC612/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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