1. The problem of water in Las Vegas

2. Las Vegas Nevada Las Vegas is the first destination in the USA. In summer 2010, 5000 tourists visited the city. It’s just amazing !

3. Mojave Desert It’s the driest and the hottest desert in the United States : 48°C in summer !!! Aridity The biggest problem is the appropriation of water Mojave desert

5. Lake Mead is an artificial lake that was created by the Hoover dam.

6. The level of water in 2003 The level of water in 2008

7. It was built by Frank Crowe during 4 years (1931-1935). Hoover dam The goal is to accentuate new agricultural grounds and develop the industrial sector in this desert.

8. Las Vegas is an « artificial oasis »

9. We know Las Vegas for its luxurious appearence. The city is famous for its casinos. (There are more than 50 casinos.)

10. The Bellagio Hotel (the most famous in Las Vegas)

12. How many new inhabitants move to Las Vegas every month ? 800 4000 8000

13. On the quantity of water consumed in Las Vegas, what’s ther percentage used by casinos ? 73% 65% 32% 8%

14. What’s the activity that requires the most water in Las Vegas ? The agriculture The tourism The industries

15. Why is water a main problem in Las Vegas ? The consumption increases The climate changes The lake Mead is drying up

17. http://en.wikipedia.org/wiki/Las_Vegas,_Nevada Videos : http://www.youtube.com/watch?v=qv82caMZaJA http://www.youtube.com/watch?v=yAD9CnKDI8A BIBLIOGRAPHY