30 Days of Sustainability joins Green Building Tradeshow as associated event. The 30 Days of Sustainability is Western Canada's first major sustainability program. 30 Days of Sustainability is an annual celebration that aims to educate and integrate sustainability into the values of everyday citizens, NGOs, corporations, governments, and society through a variety of business, social, education, and media awareness programs. This year, the 30 Days of Sustainability program is from April 22 to May 21, 2007. Details of the 30 Days of Sustainability will be announced by Sonny Wong, the founding director of 30 Days of Sustainability, at the Green Building Tradeshow Opening Ceremony on May 1, 2007 at the Chan Centre for the Performing arts, University of Critish Columbia, Vancouver, Canada.