Global environmental issues include
(A) over-exploitation of key resources.
(B) air pollution that has reached critical levels.
(C) global warming.
(D) A and B.
(E) all of the above.
Answer: E
Global environmental issues include
(A) over-exploitation of key resources.
(B) air pollution that has reached critical levels.
(C) global warming.
(D) A and B.
(E) all of the above.