Open to students and professionals worldwide in architecture, planning and urban design studios, the Architecture at Zero 2012 challenges participants to design a zero net energy (ZNE) student housing or administrative office building design for the University of California Merced in Merced, California. As part of the challenge, entrants will also be asked to create a diagrammatic district energy plan for the Bellevue Gateway development. Organized by the American Institute of Architects (AIA) San Francisco chapter and the Pacific Gas and Electric Company (PG&E) Zero Net Energy (ZNE) Pilot Program, in partnership with the University of California, Merced, this unique event explores the cutting edge of energy efficient design. The deadline for submissions is October 1. For more information, please visit here.