The Sahara Desert is in the continent Africa.
The Sahara covers most of the northern half of Africa.
The Sahara covers most of north Africa and the Kalahari is located in southern Africa.
The Sahara covers nearly all of the top half of Africa.
The northern third of Africa is nearly covered by the Sahara.
Sahara is in Africa. Sonora is in the US. Gobi is in China/Mongolia.
It is because of the presence of Sahara desert , which causes the dryness in the air.
Generally speaking, the Sahara forms the Western Half of Egypt. There are more specific names for parts of this desert such as the Libyan Desert and the Nubian Desert, but most people refer to it as the Sahara. (Sahara is an Arabic word for a large desert.)
The Sahara Desert covers much of Sudan.
The Sahel is zone of transition in Africa between the Sahara Desert to the north and the Savanna grasslands to the south. As such it has a semi arid climate (it is half desert!). Therefore it is almost permanently in drought.
Its northern half is primarily desert or arid, while its central and southern areas contain both savanna plains and very dense jungle (rainforest) regions. In between, there is a convergence where vegetation patterns such as sahel, and steppe dominate.
The Negev Desert covers most of the southern half of Israel.