Answer:
A hot spot
Explanation:
In geology, a hot spot is an area of the Earth’s mantle from which hot plumes rise upward, forming volcanoes on the overlying crust.
I hope this helps!
Is there multiple choice? I know one is the Gobi, and I think the other is the Taklamakan desert. But I'm not sure about the latter.
68000 square km
north aral sea dried up