The commission shall consult and advise with federal, state, city, county, and other
governmental and private agencies and devise, discuss and suggest methods and means
for the prevention and suppression of forest fires, the preservation of watersheds,
and the control and conservation of floodwaters by means of such fire prevention and
suppression and by appropriate methods of upstream engineering within the mountainous
watersheds of the county of Los Angeles, and devise long-time effective plans to accomplish
such purposes.