Utah Air Quality
The silhouette of Utah State Capitol is shown against the blue sky and particulates from an inversion Wednesday, Jan. 2, 2013, in Salt Lake City. As Utah's air quality worsens, state regulators are working a set of plans to limit everyday emissions, from banning the sale of aerosol deodorants and hair spray to prohibiting wood burning in fireplaces more often during the year. (AP Photo/Rick Bowmer)