Thursday, August 1, 2013

You Can Thank The Koch Brothers For The Big, Dirty Cloud Floating Over Detroit | ThinkProgress

A large black cloud spotted over the Detroit River last weekend is confirmed to be petroleum coke, a byproduct of tar sands refining, owned by Koch Carbon. The post You Can Thank The Koch Brothers For The Big, Dirty Cloud Floating Over Detroit appeared first on ThinkProgress.    
http://thinkprogress.org/climate/2013/08/01/2392481/kochs-coke-cloud

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