Researchers Continue to Search for Ways to Preserve Arizona’s Water Supply
Experts say that the optimal amount of lawn watering is roughly one inch for each watering session. In Arizona, however, more water could be needed since temperatures regularly exceed 110 degrees Fahrenheit.
Arizona relies greatly on the Hoover Dam. According to Arizona State University, the dam's water provides clean water for California, Nevada, and Arizona, but there are concerns over what's on the surface of the dam.
About 200 feet above the bottom of the dam is a white bathtub ring that experts believe will never go away. Due to increasing climate change and a continuing drought throughout the area, the ring will not remain.
"I think people have come to the recognition that the infrastructure which has served us so well over the last 100 years is not going to do the same job ...