Volunteers of the Institution Energy-saving Week send out recyclable shopping bags to the public in Hohhot, capital of north China's Inner Mongolia Autonomous Region, June 12, 2010. The 2010 Inner Mongolia Institution Energy-saving Week was launched on Saturday. In the following week, institutions in Inner Mongolia will advocate green office and low-carbon life with a series of activities like promoting green traffic, boycotting excessive packaging and experiencing energy-lack life. [Xinhua]