Today, Salt Lake City had the worst air quality in the nation. Inversion isn’t pollution. Inversion is weather. It’s the lid. Pollution is what we put underneath it. Cars, trucks, industry, fossil fuel power plants. When an inversion sets in, it traps that pollution where we live, work, and breathe. And today, as Utahns were breathing some of the dirtiest air in the country, the EPA announced it will stop considering lives saved when setting air pollution rules, focusing only on costs to industr