[ad_1]
The Sahara is a large subtropical desert in North Africa, approximately 3.5 million square miles in size, and not the largest in the world. It was once greenery and farmland. Deserts cover about a third of the earth’s surface.
The Sahara is what many people first think of when they think of “desert”. But “Sahara desert” is a redundancy because the Arabic word “sahara” actually means “desert”. The Sahara is a subtropical desert in North Africa that is approximately 3.5 million square miles in size. It is comparable to the size of the United States which is approximately 3.7 million square miles. Contrary to popular belief, the Sahara is not the largest desert in the world. It is the third largest desert after the Antarctic and Arctic polar deserts. Being a non-polar desert, it is the largest.
Read more about deserts:
The Sahara has not always been a desert; it was a landscape with greenery and farmland thousands of years ago.
A desert is a region that receives less than ten inches of precipitation annually.
Deserts make up about a third of the earth’s surface.