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The Sahara (/ s ə ˈ h ɑːr ə /, / s ə ˈ h ær ə /) 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.
Adrar Region, Mauritania. Native name. قلب الريشات. The Richat Structure, or Guelb er Richât (Arabic: قلب الريشات, romanized: Qalb ar-Rīšāt, Hassaniyya: [galb er.riːʃaːt] ⓘ), is a prominent circular geological feature in the Adrar Plateau of the Sahara. It is located near Ouadane in the Adrar Region of Mauritania.
400,000 km 2 (200,000 sq mi) Elevation. 430 m (1,410 ft) The Ténéré (Tuareg: Tenere, literally: "desert") is a desert region in south central Sahara. It comprises a vast plain of sand stretching from northeastern Niger to western Chad, occupying an area of over 400,000 square kilometres (150,000 sq mi). The Ténéré's boundaries are said to ...
The Sahara Desert features a hot desert climate (Köppen climate classification BWh).The Sahara Desert is one of the driest and hottest regions of the world, with a mean temperature sometimes over 30 °C (86 °F) and the average high temperatures in summer are over 40 °C (104 °F) for months at a time, and can even soar to 47 °C (117 °F).
Lake Chad in a 2001 satellite image. On the top, the changes from 1973 to 1997 are shown, with the lake shrinking. This astronaut photograph features one of the largest of a series of ten mostly fresh water lakes in the Ounianga Basin in the heart of the Sahara Desert of northeastern Chad. Permanent streams do not exist in northern or central ...
Chad has several regions: the Sahara desert in the north, an arid zone in the centre known as the Sahel and a more fertile Sudanian Savanna zone in the south. Lake Chad, after which the country is named, is the second-largest wetland in Africa. Chad's official languages are Arabic and French. [9]
Image Area (km 2) Area ... Morocco, the Niger, the Sudan, Tunisia, and Western Sahara: 4: Great Australian Desert: Subtropical ... Lut Desert: Subtropical
Satellite image of Western Sahara Topography of Western Sahara Desert Coast of Morocco and Western Sahara, 2014. North is to upper right corner of photo. Note the straight lines produced by strong northerly winds that blow parallel to the coast, producing wind streaks of sand and sand-free surfaces.