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About how theyre going to accommodate additional growth in their communities. Melosi if we can find alternatives, we can preserve a water supply. Conservation of water is a way of generating more water. Allbee we think that a household can actually reduce its water usage by about 30 . And thats hugely important in terms of the amount of infrastructure that communitys going to require. Narrator las vegas is one of the fastgrowing areas in the country. Its a relatively new city under constant construction. But because its in the arid mojave desert, the challenge of las vegas is supply. Woman all...

And give up this notion that they have to bring eastern vegetation with them and make the necessary adaptations in their own life, desert communities can 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 weve done here is use artificial turf. Youre 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 ordinan...

Moriarty our goal with Surfrider Foundation is essentially to have the city understand that the water is, in fact, dirty, and then work with the infrastructure and the various issues to change that. Narrator but building more systems and more plants cant work alone as a sustainable solution. And, as in pittsburgh, as in new york, part of the answer lies in protecting the watershed. Nelsen we need to reduce the amount of impervious surfaces in our watershed, which are surfaces that dont let the water soak in and then create more pervious surface, whether its by having driveways that allow water...

If theres the political will and if the public gets behind it. Narrator even the casinos and resorts have adapted to efficient water use. Mulroy the Las Vegas Strip uses only 3 of all the water that we deliver. And when you think about it, its the largest economic driver in the state, the largest employer, bar none. They knew they had to go the extra mile. And theyve embraced conservation. And its almost beyond belief that theyre right now in the process of building another 15,000 rooms. Southern nevada recycles 100 of its wastewater. So for every gallon we put back in the colorado, we can tak...

So if you were to measure the water that goes into your system and compare it to the water that goes out, how much is unaccounted for . Most states have a goal of 10 . Ours is at only 5. 5 right now. And we have plans to lower that to 4 . Man we actually have our entire Distribution System mapped out in a computerized or electronic format. And we can locate our pipes, we can locate our valves, we can locate water meters that are out there. Weve got small units installed in the Distribution System. And they actually listen for leaks. We can schedule the repair, minimize its impacts to the surro...