Where did the Sahara desert come from?

Answer by  Hewitt302 (1720)

Most deserts are nature made and not man made. The Sahara has been around for practically a millenium, and usually occures when fertile wetlands dry up over period of time.

Answer by  lab (7)

A vast and desolated area,the Sahara is the world's largest desert.Blistering heat along with dwindling water sources, provide a harsh environment,for life and for vegetation as one. Thousands of years ago this region was a tropical environment,containing animal, vegetation, and humans.Climate change inflicted conditions that are harsh today. Its sand is a result of years of eroded rock,along with wind.

Answer by  worker9275 (89)

When the subcontinent of India fused with the much larger continent of Asia the Himalaya Mountains were formed. This massive mountain range effectively blocked monsoons swooping in from the Pacific from carrying water any further into the West and created the arid conditions that created the Sahara.

Answer by  LuvJesus (5)

Simply put, the great Sahara desert is a wonderful creation of God. According to Genesis, God created the world in six days, and on the seventh he rested. Given that the Bible is the inerrant word of God, this means that God created the Sahara, just as he created everything.

Answer by  aie (27)

More than 11,000 years ago, it was subject to humid and dry stages; 6,000 years ago, in the post-glacial, more dry and humid phases promoted desertification.

Answer by  Flavia (102)

It used to be a sea over a million years ago. And was 'lush' until the Ice Age, then it got hot and dry and the soil eroded into sand.