Cities both modify and depend on the natural
environment. Perhaps nowhere are these relationships so vivid as in
southern California where the panorama below was taken. Los
Angeles’ Mulholland Drive, named after its early twentieth
century water engineer, divides downtown Los Angeles from the sprawling
San Fernando Valley to the north. As you view the panorama list the
ways in which the city and the ecosphere interact. Use the linked quotations to assist you in
your interpretation.