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..

c)Turning points in environmental policy have come about through increased public awareness.

The true statement about environmental policy is that turning points in environmental policy have come about through increased public awareness. As many cases in history, a problem became first evident to the public eye and awareness, and only after that is converted into law. It is much more difficult that a problem first is resolved by law and than becomes a priority in the eye of the pubblic.

the answer to this question is a

the cost of mining is extremely low compared to the money earned from mining, creating income to improve the environment.