Search results
Results From The WOW.Com Content Network
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.
Trans-Saharan trade is trade between sub-Saharan Africa and North Africa that requires travel across the Sahara. Though this trade began in prehistoric times, the peak of trade extended from the 8th century until the early 17th century CE. The Sahara once had a different climate and environment. In Libya and Algeria, from at least 7000 BCE ...
Desertification is a type of gradual land degradation of fertile land into arid desert due to a combination of natural processes and human activities. The immediate cause of desertification is the loss of most vegetation. This is driven by a number of factors, alone or in combination, such as drought, climatic shifts, tillage for agriculture ...
Geographic Context. Western Sahara's geographic location is pivotal in understanding its significance. Situated in the northwest corner of Africa, it is bordered by Morocco to the north and east, Algeria to the northeast, Mauritania to the southeast, and the Atlantic Ocean to the west. [4] This strategic position places it at the intersection ...
The Sahel region (brown), proposed Great Green Wall (green), and participating countries (white) Satellite photo of the Sahara The Great Green Wall or Great Green Wall for the Sahara and the Sahel (French: Grande Muraille Verte pour le Sahara et le Sahel; Arabic: السور الأخضر العظيم, romanized: as-Sūr al-ʾAkhḍar al-ʿAẓīm) is a project adopted by the African Union in ...
Tropical savanna climates (Aw), Hot Semi-arid (BSh), Hot Desert (BWh) The Sahel region (/ səˈhɛl /; from Arabic ساحل (sāḥil [ˈsaːħil]) 'coast, shore') or Sahelian acacia savanna is a biogeographical region in Africa. It is the transition zone between the more humid Sudanian savannas to its south and the drier Sahara to the north.
Erg (landform) An erg (also sand sea or dune sea, or sand sheet if it lacks dunes) is a broad, flat area of desert covered with wind -swept sand with little or no vegetative cover. [1] The word is derived from the Arabic word ʿirq (عرق), meaning "dune field". [2] Strictly speaking, an erg is defined as a desert area that contains more than ...
The Moroccan Western Sahara Wall or the Berm, also called the Moroccan sand wall (Arabic: الجدار الرملي, romanized: al-jidār ar-ramliyya, lit. 'sand wall'), is an approximately 2,700 km-long (1,700 mi) berm running south to north through Western Sahara and the southwestern portion of Morocco. It separates [1] the Moroccan ...