Interest in environmental problems has intensified, perhaps because
A)for the first time in history in the 1970s people began to die from pollution-related diseases.
B)rising incomes have caused people to be more concerned with the quality of their lives.
C)the centrally planned economies are polluted.
D)All of the above are true.

Question

Quizplus · Accepted Answer

Rising incomes often lead to increased concern for quality of life, including environmental issues, as basic needs are more easily met.

Interest in Environmental Problems Has Intensified, Perhaps Because