But in the push for cleaner energy sources, coal, known as the dirtiest fossil fuel, has fallen out of favor. In 2013, at the urging of Sen. Harry Reid (D-NV), Nevada lawmakers passed a bill requiring ...
By Jeremy Herb, Rene Marsh, Tami Luhby and Marshall Cohen, CNN Washington (CNN) — In less than three weeks, President Donald Trump and Elon Musk have upended the federal workforce, firing top ...