Cause and effect... interventions should be comprehensive


	Cause and effect... interventions should be comprehensive

balthazarus

1-12-2009 3:54 AM

311 views

tags:

ecology, wildlife

balthazarus says:

Intervention, when applied should be done after thorough thinking. complexity should not be rejected or feared.

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1-12-2009 6:16 AM

vk2yoc

I have friends that just came back from Macquarie Island, there is a serious rat plague there at the moment. Should have kept the cats!

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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/ecd4ba08-aa04-47ed-84f4-9c4f5f4ed2e7/275598D1-3793-47AB-B97E-D6F1FC4EB5AE/" 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.telegraph.co.uk/earth/earthnews/4217715/Cat-eradication-on-remote-Macquarie-Island-causes-fails-to-help-native-species-say-scientists.html" href="http://www.telegraph.co.uk/earth/earthnews/4217715/Cat-eradication-on-remote-Macquarie-Island-causes-fails-to-help-native-species-say-scientists.html" style="font-size: 11px;">www.telegraph.co.uk</a></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.telegraph.co.uk/earth/earthnews/4217715/Cat-eradication-on-remote-Macquarie-Island-causes-fails-to-help-native-species-say-scientists.html"><H1>Cat eradication on remote Macquarie Island causes fails to help native species say scientists </H1></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.telegraph.co.uk/earth/earthnews/4217715/Cat-eradication-on-remote-Macquarie-Island-causes-fails-to-help-native-species-say-scientists.html"><P>
Cats were removed by conservationists from the sub-Antarctic island from the 
  1980s in order to save native burrowing birds.
</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.telegraph.co.uk/earth/earthnews/4217715/Cat-eradication-on-remote-Macquarie-Island-causes-fails-to-help-native-species-say-scientists.html"><P>
Cats were brought to Macquarie Island by sailors in the 19th Century, where 
  they lived off rabbits that were also introduced.
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But after the virus myxomatosis wiped out the rabbit population in the 1970s, 
  the cats turned to killing native burrowing birds on the island.
</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.telegraph.co.uk/earth/earthnews/4217715/Cat-eradication-on-remote-Macquarie-Island-causes-fails-to-help-native-species-say-scientists.html">Conservationists intervened with a cat eradication programme in the late 1980s 
  to save the endangered bird species</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.telegraph.co.uk/earth/earthnews/4217715/Cat-eradication-on-remote-Macquarie-Island-causes-fails-to-help-native-species-say-scientists.html">this has led to an explosion in the rabbit population, which is 
  killing native plantlife</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.telegraph.co.uk/earth/earthnews/4217715/Cat-eradication-on-remote-Macquarie-Island-causes-fails-to-help-native-species-say-scientists.html"><div align="center"><img src="http://content7.clipmarks.com/blog_cache/www.telegraph.co.uk/img/3126C01F-CA32-4271-85B0-3CE872FC317C" alt="Animals of the week" /></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.telegraph.co.uk/earth/earthnews/4217715/Cat-eradication-on-remote-Macquarie-Island-causes-fails-to-help-native-species-say-scientists.html">conservation agencies must learn from the experiences on the 
  island to balance the affects of removing alien species</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.telegraph.co.uk/earth/earthnews/4217715/Cat-eradication-on-remote-Macquarie-Island-causes-fails-to-help-native-species-say-scientists.html"> The lessons for conservation agencies globally is that 
  interventions should be comprehensive, and include risk assessments to 
  explicitly consider and plan for indirect effects</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/275598D1-3793-47AB-B97E-D6F1FC4EB5AE/blog/" title="blog or email this clip"><img src="http://content8.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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