AdvertisementThe EPA proposes tighter limits on toxic emissions from coal-fired power plantsApril 05, 2023The Associated PressfacebookEmailEmissions from a coal-fired power plant are silhouetted against the setting sun in Kansas City, Mo., on Feb. 1, 2021. The Environmental Protection Agency is tightening rules that limit emissions of mercury and other harmful pollutants from coal-fired power plants, updating standards imposed more than a decade ago. (AP)