The BAAQMD is committed to achieving clean air to protect the public's health and the environment in the San Francisco Bay region. The Air District aims to:

• Attain and Maintain Air Quality Standards
• Increase Public Awareness of Positive Air Quality Choices
• Develop and Implement Protocol and Policies for Environmental Justice

The San Francisco County TA administers and oversees the delivery of the Proposition K (Prop K) half-cent local transportation sales tax program and New Expenditure Plan, which was passed by 75% of San Francisco voters in November 2003. The Authority was created in 1989 to administer Prop K's predecessor, the Proposition B half-cent transportation sales tax program, which began in 1990 and continued until it was superseded by Prop K.
 

City CarShare is a Bay Area nonprofit on a mission to provide convenient, affordable access to cars so that we can reduce individual car ownership—and improve the environment and quality of life in our cities.