Sahara - definition of Sahara by The Free Dictionary
(Placename) a desert in N Africa, extending from the Atlantic to the Red Sea and from the Mediterranean to central Mali, Niger, Chad, and the Sudan: the largest desert in the world, occupying over a quarter of Africa; rises to over 3300 m (11 000 ft) in the central mountain system of the Ahaggar and Tibesti massifs; large reserves of iron ore, oil, and natural gas. About 5,000 to 10,000 years ago, the Sahara was a region of savanna vegetation and extensive surface water, most of which had disappeared by Roman times
Sahara Desert Morocco Vacation Travel Reviews - hotels, resorts and activities
Most of the rivers and streams in the Sahara are seasonal or intermittent, the chief exception being the Nile River, which crosses the desert from its origins in central Africa to empty into the Mediterranean. The northern and southern reaches of the desert, along with the highlands, have areas of sparse grassland and desert shrub, with trees and taller shrubs where moisture collects
Sahara Desert - DC Comics Database
To prove their word to the people of Earth, team leader Protex led the Hyperclan on an ambitious plan to terra-form the barren Sahara Desert, transforming it into a vibrant, lush, paradise. To the south, it is delimited by the Sahel: a belt of semi-arid tropical savanna that comprises the northern region of central and western Sub-Saharan Africa
Map Of Sahara Desert
Stretching from the Atlantic Ocean eastward to the Red Sea, the Sahara covers a varied geographic region, incorporating sandy dunes, rock-strewn plains, mountain ranges, and fertile oases
A lack of scientific research in the Sahara due to past and ongoing insecurity makes it difficult to be certain of the causes of these declines across the Sahara, although overhunting has played a role, the authors explain. Only the Nubian ibex still inhabits most of its range, but even this species is classified as Vulnerable due to numerous threats, including widespread hunting
Sahara Desert definition of Sahara Desert in the Free Online Encyclopedia
The desiccating and dust-laden winds are sometimes felt north and south of the desert, where they are variously known as sirocco, khamsin, simoom, and harmattan. Excluding birds, more than 50 percent of which are migratory, there are very few species in the drier regions, where the biomass of animals drops to 2 kilograms per hectare or less.There are only about 60 species of mammals in the Sahara, among them the addax, the ungulate best adapted to long periods without water and now in danger of extinction, several species of gazelles, the mouflon (Ahaggar and Tibesti highlands), and one species of monkey (Air Plateau and Tibesti Highlands)
In winter, temperatures drop low enough on the Tahat summit to cause snow on average every three years; the Tibesti Mountains receive snow on peaks over 2,500 meters (8,200 ft) once every seven years on average. To the south, it is delimited by the Sahel, a belt of semi-arid tropical savanna that composes the northern region of central and western Sub-Saharan Africa
France conquered Algeria from the Ottomans in 1830, and French rule spread south from Algeria and eastwards from Senegal into the upper Niger to include present-day Algeria, Chad, Mali, Mauritania, Morocco (1912), Niger, and Tunisia (1881). Subsistence in organized and permanent settlements in predynastic Egypt by the middle of the 6th millennium BC centered predominantly on cereal and animal agriculture: cattle, goats, pigs and sheep
Due to the drought, crop failure, overgrazing, and people cutting down what few trees were there, the wind blew the fertile soil away and the Sahara expanded southward. The Tropical Rainforest along the equator is threatened as trees are cut down for commercial logging, to make room for expanding cities, and to clear land for farmland
http://thenatureoftheworlds.blogspot.com/2012/02/great-sahara-desert.htmlTo the south, it is delimited by the Sahel, a belt of semi-arid tropical savanna that composes the northern region of central and western Sub-Saharan Africa. The southern border of the Sahara is marked by a band of semiarid savanna called the Sahel; south of the Sahel lies Southern Sudan and the Congo River Basin
Worlds Incredible: Sahara Desert - Algeria, Africa(3rd largest desert on Earth)
http://worldsincredible.blogspot.com/2011/06/sahara-desert-algeria-africa3rd-largest.htmlAt over 9,000,000 square kilometers (3,500,000 sq mi), it covers most of Northern Africa, making it almost as large as the United States or the continent of Europe. The southern border of the Sahara is marked by a band of semiarid savanna called the Sahel; south of the Sahel lies the lusher Sudan and the Congo River Basin
To the north, Sahara is bordered by the Atlas Mountains and the Mediterranean Sea, in the west by the Atlantic Ocean, in the south, the desert zone reaches 16 deg northern latitude and in the east it is bordered by the Nile
The Sahara Desert
http://saharathelargestofdesert.blogspot.com/To the south, it is delimited by the Sahel, a belt of semi-arid tropical savanna that comprises the northern region of central and western Sub-Saharan Africa. The Amazing Arctic Arctic People - Discovering Antarctic Seal - Preikestolen Preikestolen, Norge - This canyon at Norwegian, this is a formation of nature rock with 25 square meters ( 82 x 82 feet) stands up plateau 604 metre ( 1982 feet) above sea
In the past the critically threatened addax (Addax nasomaculatus) would probably have occurred in this ecoregion, but this species is likely to be extirpated. One of the bird species (Oenanthe monacha) is regarded as endemic to the ecoregion, and there is one strictly endemic currently undescribed worm snake (Leptotyphlops sp nov
Niger River The third largest river in Africa.Flows from Guinea over 2,600 miles to the African coast.Its mouth is a delta, sometimes called the "Oil Delta," because the oil industry is centered there. Nile River The longest river in the world.It flows northward over 4,000 miles until it reaches the Mediterranean Sea.Two of its tributaries are the White Nile and Blue Nile
What parts of Africa does the Sahara Desert cover
(MORE) 4 people found this useful Isadora Duncan 192,750 Contributions Answered Most Recently In Landforms The Sahara Desert covers much of the northern part of? The Sahara Desert covers most of North Africa. The most populated nation is Nigeria, which is not only has the biggest population in West Africa but in the whole nation of Africa itself.West Africa is home to 16 different countries, which were all affected by European colonialism in history
The Sahara Desert
At over 9,000,000 square kilometres (3,500,000 square miles), it covers most of Northern Africa, making it almost as large as the United States or the continent of Europe. This sand forms a gigantic scar across the landscape which suggests great swarms of debris were hurled at the Earth, and the enormous quantities of sand demonstrates the extent of this bombardment
The Sahara Desert - HowStuffWorks
It occupies much of the broad northern half of Africa and covers some 3,500,000 square miles (9,000,000 km2), an area only slightly less than that of the United States. It occupies much of the broad northern half of Africa and covers some 3,500,000 square miles (9,000,000 km2), an area only slightly less than that of the United States.The northern boundaries of the Sahara are the Atlas Mountains and, in Egypt and parts of Libya, the Mediterranean Sea
Known as the largest and the hottest desert in the world, Sahara is located in the North Africa that covers countries like Egypt, Sudan, Libya, Chad, Niger, Algeria, Tunisia, Mali, Mauritania and Morocco. In fact, Sahara desert is believed to have been subjected to various atmospheric changes in the past, which led to the changes in the regions climatic conditions and made it what it is today
Sahara Desert - Clickable Map of the Roman Empire - First Century AD
The Carthaginians explored the Atlantic coast of the desert, but the turbulence of the waters and the lack of markets caused a lack of presence further south than modern Morocco. The Phoenician alphabet seems to have been adopted by the ancient Libyans of north Africa, and Tifinagh is still used today by Berber-speaking Tuareg camel herders of the central Sahara
Sahara Desert Facts
There are several species of fox in the Sahara, as well as antelope, gazelle, cheetah, monitor lizards, sand vipers, wild dogs and ostrich, among others
Sahara Desert
Large expanses of ergs (dunes) and regs will be devoid of any visible plant life for years, but following rainfall, vegetation cover may reach more than 50 percent on sand dunes and 20 percent on the gravel plains. In the past the critically threatened addax (Addax nasomaculatus) would probably have occurred in this ecoregion, but this species is likely to be extirpated
The Sahara Desert
At over 9,000,000 square kilometres (3,500,000 square miles), it covers most of Northern Africa, making it almost as large as the United States or the continent of Europe. More info In language designed for scientists and non-scientists alike, authors Wallace Thornhill and David Talbott show that even the greatest surprises of the space age are predictable patterns in an electric universe
Click on the red icons to learn more about some of the volcanoes, irrigation, meteor impacts, sand dunes, shrinking lakes and mountains of the Sahara Desert
Sahara Desert
These include the Libyan Desert in Libya, the Western Desert west of the Nile River in Central Egypt, and the Eastern Desert and the Nubian Desert (Arabian Desert) located east of the Nile
The Sahara: Facts, Climate and Animals of the Desert
However, most of the Sahara is characterized as rocky hamada, a type of desert landscape that has very little sand and is made up of primarily barren, hard, rocky plateaus. Their advantages over the horses they replaced include soft feet that are aligned so that they can move quickly and easily through sand and their ability to go for up to 17 days without food or water
NORTH AND WEST AFRICA
When it floods in the summer, it brings vital water and rich mud from the highlands of Ethiopia and Sudan to its deserts, creating a fertile valley for crops. With the Sahara spreading south, huge areas are under threat.WHY DO SO MANY PEOPLE LIVE NEAR THE COAST? Most of the people of this region live on the land alongside the Mediterranean Sea and Atlantic Ocean
Sahara Desert: Profile (Geography, Climate, Wildlife)
As a result, the annual rainfall in the Sahara is below 2.5 cm (25 mm) per year.In addition to being extremely dry, the Sahara is also one of the hottest regions in the world. In addition, the presence of the Intertropical Convergence Zone, ITCZ, in the southern Sahara Desert prevents moisture from reaching the area, while storms north of the desert stop before reaching it as well
The Sahara Desert covers northern Africa from the Atlantic Ocean to which sea
The most populated nation is Nigeria, which is not only has the biggest population in West Africa but in the whole nation of Africa itself.West Africa is home to 16 different countries, which were all affected by European colonialism in history. No doubt, the Sahara Desert still has many unique stories waiting to be told by explorers.To refer to the Sahara Desert is a bit redundant, if you know the origins of the word "Sahara." Derived from Arabic, the word simply means "desert." So to talk about the Sahara Desert means you are talking about the Desert Desert
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