Letter: Pollution is ruining national park views

Utah’s national parks bring people from all over the world and provide locals a respite from daily life. Unfortunately, our national parks are being clouded by a haze of human-made NOx (nitrogen oxide) and PM (particulate matter) pollution being emitted from the Hunter and Huntington coal power plants. The pollution from these power plants reduces the ability to see Canyonlands, Arches, Capitol Reef, Bryce and Zion National Parks by 70% of the year or more!There are solutions available thr