LOS ANGLELGES, CA - In Los Angeles County – like much of America -- July 4th is a day many will celebrate at parks and beaches. Hundreds of thousands of L.A. residents will flock to grassy preserves and ocean fronts to frolic and observe fireworks, demonstrating their love of natural settings as well as country. When the fireworks smoke clears, the LA County Board of Supervisors will take a big step towards protecting local parks and open spaces...