U.S. regulators have concluded a monthslong review of their environmental permit for Hyundai's $7.6 billion electric vehicle plant in Georgia, finding that no changes are needed ...

Arizona's water agency has proposed cuts in water use across the Willcox basin, goals residents said are impossible to meet.

PF is the Plant Factor for the turf (0.8 for cool-season grasses or 0.6 for warm-season grasses). LA is the planted area, in square feet. 0.623 is the factor to convert inches of water to gallons.