In 2010, California banned plastic shopping bags. The Governor said that the ban “will be a great victory for our environment.” Explain why a complete ban might be inefficient.
Thin plastic shopping bags aren’t biodegradable. Americans use about 110 billion bags a year. In 2007, San Francisco required large retailers to offer only compostable or reusable bags. In all, 28 U.S. cities have proposed laws restricting the use of plastic bags.