The document summarizes key aspects of deserts including: - Deserts receive little precipitation and have adapted vegetation and fauna that can preserve moisture. - Three main desert climates are described based on air dryness, temperatures, and weather stringency. - Vegetation in deserts includes many succulent plants that can store water and seeds that remain dormant until rain. - Animal life in deserts is low and includes lizards, snakes, spiders, scorpions, and birds and mammals like coyotes. - While deserts are mostly uninhabited, some nomadic groups like the Tuaregs and some towns have developed around oil and gas industries. - The Sahara and