Why is the arabian peninsula devoid of plants?

Because most of it is, well, a hot desert. Plants like water, and there isn't a lot of it around here. The soil quality's very poor, thanks to heavy weathering, which leaches what little organic content there might have been from the soil. read more

Because most of it is, well, a hot desert. Plants like water, and there isn’t a lot of it around here. The soil quality’s very poor, thanks to heavy weathering, which leaches what little organic content there might have been from the soil. read more

Arabian Desert, great desert region of extreme southwestern Asia that occupies almost the entire Arabian Peninsula. It is the largest desert area on the continent—covering an area of about 900,000 square miles (2,300,000 square km)—and the second largest on Earth, surpassed in size only by the Sahara, in northern Africa. read more