Reducing energy use in buildings will be the focus of a free public presentation at the First Unitarian Church, 569 S. 1300 East, tonight from 7 to 9.

"This Green House — Building and Remodeling to Reduce Energy Consumption" is the title of the event. The presentation is part of a lecture discussion series co-sponsored by Post Carbon Salt Lake (www.relocalize.net/groups/saltlake) and the Environmental Ministry of the First Unitarian Church of Salt Lake City, in association with Utah Interfaith Power and Light (www.utahipl.org).