Enforcement of San Francisco’s 2010 law to reduce city government vehicles was supposed to begin two years ago. Now that it has finally started, the requirement is being put to the test. Nine city department heads have submitted waivers to protect hundreds of trucks, sedans and other vehicles from elimination. --SNIP-- The fleet has long faced criticism for abuse and waste, a fact seen as a blemish on San Francisco’s environmentally conscious image. In recent years, city leaders have launched efforts to reduce vehicle dependency, such as by partnering with car-share programs. In 2010, San Francisco adopted the landmark Healthy...