For 10 points, name this biome characterized by large day-night temperature disparities and extreme dryness, examples of which include the Gobi and the Sahara.
Processes in this type of environment can be modeled by the Bagnold Formula, which describes saltation and the formation of Aeolian landforms in these environments. Features in this type of entity include Hamadas, Regs, and Ergs, and these entities are often categorized together with xeric shrublands. This type of environment is often situated near mountains due to the rain shadow effect. For 10 points, name this biome characterized by large day-night temperature disparities and extreme dryness, examples of which include the Gobi and the Sahara.
Processes in this type of environment can be modeled by the Bagnold Formula, which describes saltation and the formation of Aeolian landforms in these environments.
deserts [Accept sand dunes.]