Question

what is a major environmental concern associated with nuclear power plants? air pollution from smoke. soil pollution from waste. thermal pollution from heated water. noise pollution from machinery.

Explanation:

Nuclear power plants heat water to produce steam for electricity - generation. The heated water, when released back into water - bodies, causes thermal pollution which can harm aquatic life. Nuclear power plants do not produce air pollution from smoke, soil pollution from waste is not the major concern compared to thermal pollution, and noise pollution is also not the major environmental concern.

Answer:

C. Thermal pollution from heated water