Today’s Solutions: December 19, 2025

A research study has found that using more solar power in Arizona could save 15 billion gallons of water annually. Most of the water used in Arizona is for agriculture, but another common usage is for cooling natural gas, coal, and nuclear power plants. Obviously, operating rooftop solar power does not require such water use. “He said that if Arizonans increased their use of rooftop solar power to 20 percent of the energy supply from…

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