There are 206 coal-burning power plants left in the United States, which supply about 16 percent of the country’s energy. Experts say burning more doesn’t make financial sense. There are 206 coal-burning power plants left in the United States, which supply about 16 percent of the country’s energy. Experts say burning more doesn’t make financial sense. Global Warming, Greenhouse Gas Emissions, Coal, Mines and Mining, Presidential Election of 2024 NYT > Science