ENERGY EFFICIENCY: Las Vegas' Caesars saves water and wins big Published: Tuesday, March 4, 2014 Caesars, the hotel and casino giant, has saved both energy and water by cutting back on washing, waste and lawn watering. Please subscribe to ClimateWire to read the full story. Username: Password: Forgot your access codes? Recover them. Not a subscriber? Sign up for a trial. Ready to subscribe? Click here.