Which of the following statements about turning points in environmental policy is true? a. Environmental policy has changed over time as a result of pressure from industry. b. Turning points in environmental policy were typically the result of urban expansion. c. Turning points in environmental policy have come about through increased public awareness. d. Environmental policy has changed little over the history of the United States. Please select the best answer from the choices provided A B C D

false because ozone (o3) depletion does not cause global warming, but both of these environmental problems have a common cause: human activities that release pollutants into the atmosphere altering it.

global warming is caused primarily by putting too much carbon dioxide into the atmosphere when coal, oil, and natural gas are burned to generate electricity or to run our cars.

explanation:

the wetland preservation movement began in the u.s. in earnest with the clean water act (cwa) of 1972. although not specifically written to protect wetlands, the cwa is comprised of a series of regulations designed to prevent pollutants from contaminating u.s. waters.