http://gigaom.com/cleantech/daily-sprout-81/ Tue, 14 Feb 2012 05:31:28 +0000 hourly 1 http://wordpress.com/ http://gigaom.com/cleantech/daily-sprout-81/#comment-21407 Thu, 02 Apr 2009 14:11:18 +0000 http://earth2tech.com/?p=27421#comment-21407 [...] launch comes on the heels of news that the U.S. EPA plans to impose tighter emission standards for the shipping industry, and at a time when greenhouse gas emissions [...]

]]>