TREE READERS - learn what trees can tell us about the past and the future of our world; FAR AFIELD: BAT BRIDGE POETRY - Tucson poets Brandon Shimoda and Dot Devota share their work at dusk; FAR AFIELD: IMMANUEL ABRAHAM - violinist and composer Immanuel Abraham performs on Mt. Lemmon; MOCA ART CAMP, an innovative art camp for young artists at the Museum of Contemporary Art in Tucson.