Sand dunes in Central Asia. There are green meadows and wooded by the near edge. Sand is a naturally occurring granular material composed of finely divided rock and mineral particles. A desert is a barren area of landscape where little precipitation occurs and consequently living conditions are hostile. Mixed sand and gravel. Sandy surface oasis rainy. After rain in the desert. There is a trace of water on the surface of the sand. Storm clouds falling apart on cloudy sky. Meteorological atmospheric events in the gobi. Damp moist watery and wet soils. Plants plant unmanned no people nobody. Kalahari kazakhistan kazakhstan karakum kyzylkum taklamakan. Aerial free footage by drone. UHD 4K 3840×2160.