continue to live. man: the biggest water user in the desert is turf. turf uses a lot of irrigation and uses spray irrigation, so what we've done here is use artificial turf. you're never going to be able to achieve the look of back east or the look of, say, california, with subtropical plants, but our landscapes are still lush and use about 30% of what the subtropical landscape with turf would use. las vegas has adopted a drought tolerant ordinance. we're using less water today than we used five years ago, despite over 300,000 new residents. i think it's a pretty amazing example as to how a town can really turn on a dime if there's the political will and if the public gets behind it. narrator: even the casinos and resorts have adapted to efficient water use.