What Is The Characteristics Of Sahara Desert?

Sahara Desert is the huge desert of North Africa and it has some unique characteristics. Sahara desert covers 3,500,000 square miles (9,000,000 km2) which is a little smaller than area of United States. Sahara has an uplifted center with a low plateau and its average elevations are only 1,000 to 1,500 feet above the sea level. It has extreme dryness and an average annual rainfall is about 5 inches (130 mm). The temperature in the day is about 100° F (38° C) while it goes down after the sun set. Sahara desert is considered as a major source of oil, gas, and metal ores. The animals found in Sahara Desert include hares, foxes, lizards, snakes, and insects.