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...

boulders rather than as highland plateaus. Hamadas exist in contrast to ergs, which are large areas of shifting sand dunes. Hammada, a genus of flowering...

edge of the Sahara Desert. There are several other ergs in Morocco, such as Erg Chigaga near M'hamid. In places, the dunes of Erg Chebbi rise to 150 meters...

and the basin of Lake Chad in the south. The central part of the desert, the Erg du Bilma, is centred at approximately 17°35′N 10°55′E / 17.583°N...

Erg Chigaga (or Erg Chegaga, Berber: ⴻⵔⴳ ⵛⴳⵉⴳⴰ, Arabic: عرق شقاق or Edaya el-Hamra, Arabic: الضاية الحمراء) is the largest and still untouched of the...

The Grand Erg Oriental (English: 'Great Eastern Sand Sea') is a large erg or "field of sand dunes" in the Sahara Desert. Situated for the most part in...

Erg Iguidi (Arabic: عرق إقيدي), is a large erg in the area of Tindouf in southwestern Algeria, extending into northern Mali and Mauritania. The Erg Iguidi...

The Ubari Desert, Idehan Ubari, Idehan Awbari (Idehan means fine sand in Tamasheq) or Ubari Erg is an erg in the hyper-arid Fezzan region of southwestern...

Erg Chech (Arabic: عرق شاش), is a large erg in southwestern Algeria and northern Mali. It is an almost uninhabited part of the greater Sahara Desert,...

The Murzuq Desert, Idehan Murzuq, Idhan Murzuq, (also Murzaq, Murzuk, Marzuq and Murzak), is an erg in southwestern Libya with a surface of approximately...

Western Sahara) Erg Taokest Morocco Erg Chebbi Erg Chigaga Erg Znaigui Erg Tinfou Erg Ezzahar Erg Lihoudi Erg Mghiti Erg Smar Erg Jerboia Erg Zemoul Namibia...

Ghardaia Province and Djelfa Province to the west. It contains the Issaouane Erg desert. In the past Ouargla was the center of trading of gold and slaves,[citation...

transports much of the sediments deposited in deep ocean basins. In ergs (desert sand seas), wind is very effective at transporting grains of sand size...

The Erg Admer is a large erg or field of sand dunes in the Sahara Desert. Situated in the Illizi Province west of the oasis town of Djanet in south-eastern...

The Erg of Bilma is a dune sea (Arabic: erg) in the Ténéré desert region of the south central Sahara Desert. The Erg of Bilma stretches southwest from...

The Great Sand Sea is an approximately 72,000 km2 (28,000 sq mi) sand desert (erg) in the Sahara stretched from western Egypt and eastern Libya in North...

Erg Chech 002 (EC 002) is an ancient andesite meteorite discovered in the Erg Chech region of the Sahara Desert in Algeria. It is believed to be a fragment...

000 km². The erg, an area of actively shifting dunes, extends from Jaghbub and Jalo in the north to Kufra in the south, a distance of 500km. The erg lies parallel...

Issaouane Erg (also called Issaouane-N-Irrararene) is an approximately 38,000 km2 erg (sand sea) in Algeria's portion of the Sahara desert, located at...

territory. It is crossed by ergs (sand dunes), regs (stony terrain), as well as volcanic massifs in the far south. The Algerian Desert is characterized by low...

square kilometres (40,000 sq mi).[failed verification] The Nafud is an erg, a desert region located in north-central Saudi Arabia. It is noted for its sudden...

The Kalahari Desert is a large semi-arid sandy savanna in Southern Africa extending for 900,000 square kilometres (350,000 sq mi), covering much of Botswana...

(31 mi) from the Algerian border. The village is located near the stunning Erg Chebbi dunes, which are among the tallest in the Sahara. Known for its breathtaking...

with wind-swept sand or dunes, with little or no vegetation, are called ergs or sand seas. Dunes occur in different shapes and sizes, but most kinds of...

quantities of solar energy. English desert and its Romance cognates (including Italian and Portuguese deserto, French désert and Spanish desierto) all come...

In North Africa, a vast stony desert plain is known as reg. This is in contrast with erg, which refers to a sandy desert area. Aeolian processes – Processes...

Sonoran Desert, located in the State of Sonora, in northwest Mexico. It includes the only active erg dune region in North America. The desert extends...

Grand Erg Occidental (Arabic: العرق الغربي الكبير, al-ʿIrq al-Gharbī al-Kabīr), (also known as the Western Sand Sea) is the second largest erg in northern...

43806°N 8.91806°E / 33.43806; 8.91806 and is the gateway to the Grand Erg Oriental desert. It is the centre for the traditionally nomadic Adhara people. Lexicorient...

to the south and the Tanami Desert lies to the east of the Great Sandy Desert. The Great Sandy Desert contains large ergs, often consisting of longitudinal...