Planet Battery | Clipmarks


	Planet Battery

Djiezes

12-29-2007 6:21 PM

366 views

tags:

energy, planet, future, scifi, nature, nanotechnology, biology, engineering

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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/30590260-82e8-49c8-9a65-dfcd130b42bb/B0D57871-CEF2-49B3-B91A-C10DBF8FCF6B/" 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://bldgblog.blogspot.com/2007/12/planet-battery.html" href="http://bldgblog.blogspot.com/2007/12/planet-battery.html" style="font-size: 11px;">bldgblog.blogspot.com</a></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://bldgblog.blogspot.com/2007/12/planet-battery.html"><H3 class="post-title"> 
<A title="permanent link" href="http://bldgblog.blogspot.com/2007/12/planet-battery.html">Planet Battery</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://bldgblog.blogspot.com/2007/12/planet-battery.html"><DIV>A few months back, <A target="_blank" href="http://www.nature.com/nature/journal/v449/n7161/full/449388a.html"><I>Nature</I></A> published an article stating that the "Earth beneath our feet might act as a gigantic circuit built by microbes to power their metabolic systems." </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://bldgblog.blogspot.com/2007/12/planet-battery.html"><div align="center"><img src="http://content6.clipmarks.com/blog_cache/bldgblog.blogspot.com/img/25650C0C-D223-4293-A253-F8188F3914F5" alt="" /></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://bldgblog.blogspot.com/2007/12/planet-battery.html">these microbes function as a "geological battery," and that this battery is made from "networks of tiny wires linking individual bacterial cells into a web-like electrical circuit." These circuits could extend for miles – hundreds of miles – whole continents and island chains, linked by reefs. </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://bldgblog.blogspot.com/2007/12/planet-battery.html">The article also describes these things as "sediment batteries" – so I have a hard time not imagining some old river in the Andes coming down out of its mountain chain, weathering through and eroding the outer soils and bedrock, exposing elemental belts of copper, silver, zinc, and gold, then depositing those fragments in vast, glittering deltaic arrays downstream.</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://bldgblog.blogspot.com/2007/12/planet-battery.html">You can read the original article in this <A target="_blank" href="http://www.geobacter.org/press/2007-09-26-nature.pdf">PDF</A>.</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/B0D57871-CEF2-49B3-B91A-C10DBF8FCF6B/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>