Desert mainly refers to the barren area where the ground is completely covered by sand, plants are very rare, rain is scarce and air is dry. Desert, drought, water shortage, plant scarce area. Most desert areas are sandy beaches or sand dunes, and rocks under the sand often appear. Some deserts are salt flats with no vegetation at all.
Deserts are generally aeolian landforms. There are sometimes valuable deposits in the desert, and a lot of oil reserves have been found in modern times. There are few inhabitants in the desert, and the development of resources is relatively easy. The desert climate is dry. It is also a happy home for archaeologists. Many human relics and earlier fossils can be found.