Deserts receive less than 10 inches of rain annually. Five main types exist: subtropical, coastal, rain shadow, interior, and polar. About one-third of the world is covered by deserts
Deserts receive as little as 10 inches of rain annually. Five main types exist: subtropical, coastal, rain shadow, interior, and polar. Not all deserts are hot and sandy, some occur in cold regions
Four main types exist: hot/dry, semi-arid, coastal, and cold deserts. Deserts receive less than 9.8 inches of rainfall annually. Tundras are cold and dry, while deserts are hot and dry
The Sahara is the world's largest hot desert, covering 3.6 million square miles. It spans eleven countries and is surrounded by four major oceans. The desert has one of the harshest climates on Earth
World's largest desert, covering nearly all northern Africa. Extends 3,000 miles east-west and 800-1,200 miles north-south. Borders Atlantic Ocean, Atlas Mountains, Red Sea, and Sahel
Africa is the second largest continent in terms of land area. Borders Mediterranean Sea to north, Red Sea to northeast, Indian Ocean to southeast. Contains 54 internationally recognized countries, largest is Algeria. Features diverse landforms including mountains, deserts, rivers, forests