Marin County’s most popular tourist destination, Muir Woods National Monument, moved a step closer to a parking and traffic-control makeover this week after county supervisors on Tuesday unanimously approved a draft Memorandum of Understanding with the National Park Service. 

The memorandum outlines a plan to eliminate nearly all parking along Muir Woods Road over the next seven years and establish best practices for the reduction of stormwater runoff pollution caused by cars parked adjacent to…