(Trent Nelson | The Salt Lake Tribune) Pollution blankets the Salt Lake Valley on Tuesday, Jan. 11, 2022.(Trent Nelson | The Salt Lake Tribune) Pollution blankets the Salt Lake Valley on Tuesday, Jan. 11, 2022.(Trent Nelson | The Salt Lake Tribune) Pollution blankets the Salt Lake Valley on Tuesday, Jan. 11, 2022.(Trent Nelson | The Salt Lake Tribune) Pollution blankets the Salt Lake Valley on Tuesday, Jan. 11, 2022.