A large group, which has received significant funding from the fossil fuel industry and dark money groups backed by petrochemical billionaires Charles and David Koch, will apparently far exceed Coffman's own fundraising totals.
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The hearing in Denver was one of several the EPA held across the country Tuesday and Wednesday to gauge public opinion on the Clean Power Plan, the new proposed regulations to cut carbon pollution emitted from existing power plants by 30 percent by 2030 proposed in early June.
The House is expected to vote on a bill that would waive at least 14 environmental laws within 100 miles of the southern U.S. border, and has already spent time voting on legislation to weaken the Endangered Species Act.