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Dec 11, 2020 · Which Countries Have Deserts? The Gobi Desert in Mongolia. A desert is an area that receives less than 10 inches of precipitation annually and experiences high temperatures, with conditions ranging from extremely arid to semi-arid. Deserts cover approximately 30% of the Earth’s surface. The deserts are extremely diverse and come in different ...
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Apr 29, 2024 · The highest point in the desert is the 11,204-foot (3,415-metre) summit of Mount Koussi in the Tibesti Mountains in Chad. The lowest, 436 feet (133 metres) below sea level, is in the Qattara Depression of Egypt. The name Sahara derives from the Arabic noun ṣaḥrāʾ, meaning desert, and its plural, ṣaḥārāʾ. It is also related to the ...
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23°N 13°E. / 23; 13. The Sahara ( / səˈhɑːrə /, / səˈhærə /) is a desert spanning across North Africa. With an area of 9,200,000 square kilometres (3,600,000 sq mi), it is the largest hot desert in the world and the third-largest desert overall, smaller only than the deserts of Antarctica and the northern Arctic.
- 9,200,000 km² (3,600,000 sq mi)
- 1,800 km (1,100 mi)
- 4,800 km (3,000 mi)
Sahara Desert. Of the deserts of the world, the Sahara Desert is the largest desert that falls into a sub-tropical climate. The Sahara covers most of northeastern Africa which is about 10% of the continent. It is nearly as large as the United States in terms of land area.
- Subtropical Deserts of The WorldSub-tropical desert regions are responsible for a significant portion of land on this planet. These regions are characterized by mostly warm to ver...
- Coastal Deserts of The WorldCool coastal deserts are found in more moderately cool to warm climates. These areas tend to have mild, cool winters and prolonged, moderate summer...
- Cold Deserts of The WorldCold winter deserts are also commonly referred to as semi-arid deserts. But don’t be fooled by the cold in the name; cold desert climates can still...
- Polar Deserts of The WorldPolar deserts are characterized by annual precipitation of less than 250 millimeters (or approximately 9.84 inches) and a mean temperature during t...
Deserts are often found towards the west of continents. Some deserts are found on the western edges of continents. They are caused by cold ocean currents, which run along the coast. They cool the air and make it harder to hold moisture. Most moisture falls as rain before it reaches the land, e.g. The Namib desert in Africa.
Sahara desert is the World’s hottest large land area. Two climatic regimes dominate the Sahara desert: a dry northern subtropical climate and a dry southern tropical climate. The characteristics of dry subtropical climate are unusually high-temperature ranges, annual and diurnal, hot summers and cold to cool winters, and two precipitation ...
Local desert communities can divert rivers on a smaller scale. Throughout the Middle East, communities have dug artificial wadis, where freshwater can flow during rainy seasons. In countries like Yemen, artificial wadis can carry enough water for whitewater rafting trips during certain times of the year.
