How Water Conservation can Help Save Energy, Too

Yale Climate Connections

Watering the lawn less, taking shorter showers, and switching to a low-flow toilet all conserve water. And they also reduce carbon pollution. “About 20% of the state of California’s energy use is associated with the water system,” says Frank Loge of the University of California, Davis.

He explains that every step of a water system uses energy: pumping water from lakes and reservoirs, treating it to make it safe to drink, and pumping it into homes and businesses. Then, if it’s sent down a sink or toilet, it’s usually processed at a wastewater treatment plant, which Loge says takes a tremendous amount of energy.

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