![early smog protests](images/media/library_027_lg.jpg)
On October 20, 1954, in Pasadena, California, homemakers protest 15 days of foul-smelling air pollution. Photo © Bettmann/CORBIS
On October 20, 1954, in Pasadena, California, homemakers protest 15 days of foul-smelling air pollution. Photo © Bettmann/CORBIS