This is an archived article that was published on sltrib.com in 2016, and information in the article may be outdated. It is provided only for personal research purposes and may not be reprinted.

Hundreds of students from the Salt Lake School for the Performing Arts, the Salt Lake Arts Academy, the Madeleine Choir School and the Open Classroom marched to the Capitol on Thursday to demand action be taken to clear the air in Salt Lake City.