What technology is used in Saudi Arabia that has allowed its population to grow in desert regions?

One technology that has allowed the population to grow in desert regions in Saudi Arabia is desalination technology. Desalination plants are used to convert seawater or brackish water into freshwater suitable for drinking and agricultural use. This technology has significantly increased the availability of water in arid regions, leading to agricultural development and urbanization in these areas. Additionally, advanced irrigation techniques such as drip irrigation and hydroponics have also been utilized to maximize water efficiency in agriculture.