Yet, according to a meteorologist who works in the National Weather Service’s Salt Lake City ... shallow inversions that allow us to trap a lot of pollutants in a much shallower layer.” ...

Happy Wednesday, Utah! It was another frigid start to our Wednesday with mostly clear skies and poor air quality in the northern valleys. We’re looking at hazy sunshine for our midweek with high ...

A wintertime inversion or "cold-air pool" traps air pollution over the Salt Lake Valley, almost completely obscuring downtown Salt Lake City in the center of the photo. The University of Utah ...