As long as they understand that household water use in California is only about 15% of total usage. https://ca.water.usgs.gov/water_use/2010-california-water-u

As long as they understand that household water use in California is only about 15% of total usage. https://ca.water.usgs.gov/water_use/2010-california-water-use.html https://ca.water.usgs.gov/water_use/2010-california-water-us...