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12:15 p.m. Friday • A group of four artists from Beijing are at the University of Utah's Gittins Gallery, creating installations inspired by particulate matter, haze and smog. Artists Mei Mei Chang and Dai Dandan along with curator Kevin DeLuca join Jennifer Napier-Pearce to talk about art pollution, the "living gallery" concept and how art meets activism in the Beijing-SLC Connect exhibit. You can join the discussion by sending questions and comments to the hashtag #TribTalk on Twitter and Google+, or submit comments in the comment section below this story.

Twitter: @jnpearce