Engineering Earth 'is feasible'


	Engineering Earth 'is feasible'

vk2yoc

9-2-2009 8:10 AM

82 views

tags:

global warming, planetary engineering, science

vk2yoc says:

These sound far fetched, but we may have no option but to try. Diverting funds from warfare would have to help!

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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/cc002a39-bdfd-4be9-a294-eb676cd324d7/057C8C83-787E-4328-AC48-818960F4A3BD/" 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://news.bbc.co.uk/2/hi/science/nature/8231387.stm" href="http://news.bbc.co.uk/2/hi/science/nature/8231387.stm" style="font-size: 11px;">news.bbc.co.uk</a></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://news.bbc.co.uk/2/hi/science/nature/8231387.stm"><div align="center"><img src="http://content8.clipmarks.com/blog_cache/news.bbc.co.uk/img/62AEB910-9174-40FB-B2AD-66BEB0257FA4" alt="Planet Earth from space (SPL)" /></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://news.bbc.co.uk/2/hi/science/nature/8231387.stm"><B>A UK Royal Society study has concluded that many engineering proposals to reduce the impact of climate change are "technically possible".</B></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://news.bbc.co.uk/2/hi/science/nature/8231387.stm"><P>Suggestions range from having giant mirrors in space to erecting giant CO2 scrubbers that would "clean" the air. </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://news.bbc.co.uk/2/hi/science/nature/8231387.stm"><table background="undefined" bgcolor=""><tr><TD class="sibtbg"><DIV>
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			<B>Geo-engineering and its consequences are the price we may have to pay for failure to act on climate change</B>
		<IMG height="13" width="23" vspace="0" border="0" align="right" alt="" src="http://newsimg.bbc.co.uk/nol/shared/img/v3/end_quote_rb.gif" /><BR clear="all" />	</DIV>
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	<DIV>Professor John Shepherd, University of Southampton</DIV>
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			                            <IMG hspace="0" height="1" width="226" vspace="2" border="0" alt="" src="http://newsimg.bbc.co.uk/nol/shared/img/v3/inline_dashed_line.gif" />
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<DIV class="arr">
<A href="http://www.bbc.co.uk/blogs/thereporters/richardblack/2009/09/plan_b_for_planet_earth.html" class="" linkindex="36"><B>Blog: Plan B for Planet Earth</B></A>
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</TD></tr></table></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://news.bbc.co.uk/2/hi/science/nature/8231387.stm"><P>The study stressed that engineering approaches would only have a limited impact, and that efforts should continue to be focused on reducing CO2 emissions. </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://news.bbc.co.uk/2/hi/science/nature/8231387.stm"><div align="center"><img src="http://content9.clipmarks.com/blog_cache/news.bbc.co.uk/img/F1D7E019-3329-4B5B-975A-0003F72A9871" alt="Graphic explaining carbon capture graphic (BBC)" /></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://news.bbc.co.uk/2/hi/science/nature/8231387.stm"><P><B>1. CO2 capture from ambient air:</B> This would be the preferred method, as it effectively reverses the cause of climate change. </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://news.bbc.co.uk/2/hi/science/nature/8231387.stm"><P><B>1. Stratospheric aerosols:</B> Previous volcanic eruptions have effectively provided case studies of the potential effectiveness of this method. </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://news.bbc.co.uk/2/hi/science/nature/8231387.stm"><P><B>3. Cloud albedo approaches:</B> These include "cloud ships" which would send sea water into the clouds to make them more reflective. </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/057C8C83-787E-4328-AC48-818960F4A3BD/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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