<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/e2827eca-de4c-4f68-95ce-b7c3ce67b3d9/806F5A29-A865-49D8-9F7F-4945F600263F/" 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://content4.clipmarks.com/content/2B98FD6C-A013-4751-B041-C02180598F05/" href="http://content4.clipmarks.com/content/2B98FD6C-A013-4751-B041-C02180598F05/" style="font-size: 11px;">content4.clipmarks.com</a></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://content4.clipmarks.com/content/2B98FD6C-A013-4751-B041-C02180598F05/"><STRONG>Searching for an environmentally friendly way to produce cheap hydrogen as a fuel, researchers at Oregon State University are turning to microbes that have been doing the job for billions of years.</STRONG></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://content4.clipmarks.com/content/2B98FD6C-A013-4751-B041-C02180598F05/"><DIV> In a <A href="http://www.physorg.com/tags/hydrogen+fuel+cell/" rel="tag" class="textTag">hydrogen fuel cell</A>, hydrogen combines with oxygen to give off energy and water.</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://content4.clipmarks.com/content/2B98FD6C-A013-4751-B041-C02180598F05/"><DIV>The major byproduct is oxygen -- which, a couple of billion years ago, gave us a breathable atmosphere -- but the process also leaves a little bit of leftover hydrogen.</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://content4.clipmarks.com/content/2B98FD6C-A013-4751-B041-C02180598F05/"><DIV>Ely and his colleagues are trying to harness blue-green <A href="http://www.physorg.com/tags/algae/" rel="tag" class="textTag">algae</A> -- a single-celled organism known as <A href="http://www.physorg.com/tags/cyanobacteria/" rel="tag" class="textTag">cyanobacteria</A> -- to produce hydrogen, which the bacteria has been doing happily for the past several billion years.</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://content4.clipmarks.com/content/2B98FD6C-A013-4751-B041-C02180598F05/"><DIV>The trick for researchers is to get the cyanobacteria to pay more attention to making hydrogen.</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://content4.clipmarks.com/content/2B98FD6C-A013-4751-B041-C02180598F05/"><DIV>by "encapsulating" the bacteria in a solid matrix that limits growth.</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://content4.clipmarks.com/content/2B98FD6C-A013-4751-B041-C02180598F05/"><DIV>they can direct the cell's energy into making hydrogen instead of the carbohydrates it would otherwise make to fuel growth.</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://content4.clipmarks.com/content/2B98FD6C-A013-4751-B041-C02180598F05/"><DIV align="left" class="TitleBar" name="dvTitleBar"><SPAN title="expand clipmark" class="ExpLink"><IMG height="11" border="0" width="12" alt="" src="http://content4.clipmarks.com/images/exp_grey3.png" /></SPAN><SPAN class="SourcePage"><IMG height="19" width="19" alt="" src="http://content4.clipmarks.com/images/clip-icon.gif" />clipped from: </SPAN><A title="http://www.physorg.com/news157140535.html" href="http://www.physorg.com/news157140535.html" class="SourcePage" target="_blank">www.physorg.com</A><SPAN>   </SPAN></DIV></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/806F5A29-A865-49D8-9F7F-4945F600263F/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>

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