Mercury pollution from U.S. power plants plummeted by 54 percent between 2004 and 2014, with the improvement driven by air pollution control laws and a shift to natural gas and more renewable energy. Progress across states and industries, however, has been uneven based on EPA’s Toxics Release Inventory. Texas and four other states together released about a third of the total mercury pollution in the U.S., while steel mills and metal smelting plants showed an increase in mercury emissions. Read the report to find the biggest contributors to mercury pollution.
