Temperature:
Between -25 degrees (at night) and 104 degrees (during the day) Fahrenheit.
Vegetation:
Cacti, small bushes, and short grasses.
Locations:
Mojave, Sonoran, Chihuahua, and Great Basin (North America), Sahara (Africa), Negev (Middle East), and Gobi (Asia).
Rainfall:
Low. Average yearly rainfall is between 3 and 10 inches per year.