San francisco recycle
San Francisco reports a 70 percent recycling rate - the highest in the United States - through measures such as recycling, composting, and reuse.
The World Watch Institute, 2009 State of the World: Into a Warming World (Print Publication). A Worldwatch Institute Report on Progress Toward a Sustainable Society. ed. Linda Starke. Published by W.W. Norton & Company in New York, NY. page xxiii.