SLC has worse air pollution than LA for the weeks it's inverted (approximately 6 weeks a year). Climate change is adding to the problem. http://archive.sltrib.

SLC has worse air pollution than LA for the weeks it's inverted (approximately 6 weeks a year). Climate change is adding to the problem. http://archive.sltrib.com/article.php?id=3799747&itype=CMSID http://archive.sltrib.com/article.php?id=3799747&itype=CMSID