Problem: A community is considering adding wind turbines to generate electricity. Which is a concern about harvesting wind energy?
A. Wind is a nonrenewable resource, so it is very expensive to harvest.
B. Wind is a renewable resource, so it causes a great deal of pollution.
C. Wind is a nonrenewable resource, so it is available only in a limited supply.
D. Wind is a renewable resource, so there are not many systems in place to deliver the energy.