2. One third of Earth’s landmass is desert Located along the North and South Latitude Bands. Deserts are usually created because they are located in a rain shadow. Deserts areas usually have Internal Drainage to drain Into land locked basins rather than the ocean.

3. Varies daily, seasonable hot and cold. On average, the temperature is 64 degrees. Desert climates are created by high-pressure zones in which cold air descends. Deserts usually receive less than 5 cm of precipitation a month

4. Cacti Small shrubs Creosote bush Succulents

5. Kangaroo rat Coyotes Hawks Owls Roadrunners Snakes Lizards Small mammals Tortoises Scorpions Spiders

6. Riding off road is a major human impact, which can kill the sand viper Mining for oil

7. Mining for oil is the main economic value for the deserts There are some plants that are used for expensive perfumes

8. http://www.desertus a.com/mag99/sep/p apr/desfeatures.html http://www.desertus a.com/mag99/sep/p apr/desfeatures.html Pictures: www.bugbog.com/.../namib_desert_pictures.jpg www.destinationiran.com/.../03/Iran-Deserts.jpg www.discoverseaz.com/.../Plants/saguaro19053.jpg http://www.flickr.com/photos/divinorum_/2745606459/ http://desertsrus.files.wordpress.com/2007/10/humans-in-the- desert.jpg?w=420 http://www.sqldataminingbook.com/wp- content/uploads/2011/03/Exploration-conducted-on-the-Oil-and-Gas.jpg www.thetipsbank.com/thermometer1.gif fox-lab.org/papers.html www.camel-spiders.net/images/camel-spider.jpg www.invisionpowersports.com/catalog/images/Po... Temperature: http://www.blueplanetbiom es.org/desert_climate_page. htm