Website states that "Uranium is the most efficient power plant fuel. A single uranium fuel pellet, about the size of a pencil eraser, contains as much energy as: *149 gallons of oil *157 gallons of gasoline *1,780 pounds of coal *17,000 cubic feet of natural gas Nuclear power is carbon-free and emits no greenhouse gases. It produces 20 percent of America's electricity and almost 75 percent of all emission-free power generation, nationwide."