8. Conservationists argue that changes must be made to the management of both the Colorado
River and the Grand Canyon in order to best preserve the Southwestern ecosystem. Give one
suggested change to each system. Then tell why these changes are related. Finally, propose a
possible addition or alternative to these suggestions.

Jackson pollock described his art style in the following quote: “new needs need new techniques.… it seems to me that the modern painter cannot express this age, the airplane, the atom bomb, the radio, in the old forms of the renaissance or of any other past culture. each age finds its own technique.” what point is pollock making about the new styles of art?