Thats an uneducated and generally inaccurate display of what coal does in the United States in the modern day, Rb. We have something called the EPA here in the USA these days, sets all kinds of clean air standards for coal power plants, ect. You might check into that.
Here's your first step in learning about US standards for Coal Energy:
http://www2.epa.gov/regulatory-infor...mmonpollutants
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