Question

b. The use of solar, wind, and hydroelectric energy does not cause pollution. Explain why.
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Answer 1

Explanation:

Solar energy systems/power plants do not produce air pollution or greenhouse gases. ... However, some toxic materials and chemicals are used to make the photovoltaic (PV) cells that convert sunlight into electricity. Some solar thermal systems use potentially hazardous fluids to transfer heat.

Answer 2

Answer:

Solar energy systems/power plants do not produce air pollution or greenhouse gases. Using solar energy can have a positive, indirect effect on the environment when solar energy replaces or reduces the use of other energy sources that have larger effects on the environment.