<human>:  What is the difference between the Sahara and Gobi deserts?
<bot>: The Sahara is the world’s largest hot desert, while the Gobi is the world’s largest cold desert. The Sahara is mostly located in North Africa, while the Gobi is located in central Asia. The Sahara is the world’s largest hot desert because of the lack of precipitation, while the Gobi is the world’s largest cold desert because of the lack of moisture.