Tags: Mark Twain, renewable energy , wind power, solar power, nuclear fusion, man-made global warming theory, Environmental Protection Agency, Clean Power Plan, Regional Greenhouse Gas Initiative, Renewable Energy Portfolio , offshore wind power, levielized cost, combined cycle natural gas, John Nichols, Energy Department, cheap natural gas, fracking boom, American Wind Energy Association, St. Louis, German coal plants, Zero Emission Credits, Energy Secretary Rick Perry, Texas Public Policy Foundation