<![CDATA[Environmental]]> zh-tw Saturday, 26 July 01:04 AM Saturday, 26 July 01:04 AM <![CDATA[Cap-and-trade system proposed for greenhouse gases]]> 2008-07-26 01:01 AM The Christian Science Monitor]]> 700406 <![CDATA[Ride-sharing sites take a page from Facebook to match riders with rides]]> 2008-07-26 01:01 AM The Christian Science Monitor]]> 700405