https://www.wosu.org/tags/mercury-pollution-worst mercury pollution worst en-US Copyright Thu, 10 Nov 2011 18:53:22 GMT https://www.wosu.org/news/2011-11-10/environment-ohio-says-state-second-for-power-plant-mercury A report from an Ohio environmental group says the state ranks second for mercury released into the air by electric power plants. Environment Ohio said… Thu, 10 Nov 2011 18:53:22 GMT https://www.wosu.org/news/2011-11-10/environment-ohio-says-state-second-for-power-plant-mercury admin