How San Francisco Is Becoming A Zero Waste City
With plans to become Zero Waste by 2020, San Francisco is requiring all residents and business to recycle and compost their waste. Having already diverted 80% of its waste from landfills, the city is gaining national attention for their efforts. Lisa Ling heads to The Golden Gate to get and in-depth look at their state of the art recycling and composting facilities they're using to help implement their plan.