FMC Corporation http://wyomingpublicmedia.org en Wyoming’s little talked about pollution source: trona mines http://wyomingpublicmedia.org/post/wyoming-s-little-talked-about-pollution-source-trona-mines <p>Wyoming’s biggest export is soda ash, which comes from trona mines in Sweetwater County. Last year, the trona industry produced 17 million tons of soda ash for which the state received nearly $90 million in various taxes and royalties. But as Wyoming Public Radio’s Irina Zhorov report, the industry has a dirty side, too.&nbsp;</p><p>IRINA ZHOROV: Wyoming is used to superlatives. The biggest coal bed, the largest mine, the most wind! Here’s another:</p><p>[VIDEO PLAYING: The silver retreats of Wyoming, USA is home to the largest reserve of trona. ]</p> Fri, 06 Dec 2013 23:33:08 +0000 Irina Zhorov 50935 at http://wyomingpublicmedia.org Wyoming’s little talked about pollution source: trona mines