Cyclists crossing hamada, approaching Erg Chebbi sand dunes, Morocco

A hamada (ara., همادة hammāda, from hāmid هامد dead, lifeless, extinct) is a type of desert landscape consisting of largely barren, hard, rocky plateaus, with very little sand and loose material. A hamada may also be called a reg. Image File history File links Size of this preview: 800 × 553 pixel Image in higher resolution (2000 × 1383 pixel, file size: 536 KB, MIME type: image/jpeg) File links The following pages on the English Wikipedia link to this file (pages on other projects are not listed): Hamada ... Image File history File links Size of this preview: 800 × 553 pixel Image in higher resolution (2000 × 1383 pixel, file size: 536 KB, MIME type: image/jpeg) File links The following pages on the English Wikipedia link to this file (pages on other projects are not listed): Hamada ... Erg Chebbi Erg Chebbi (Arabic: ‎) is the sole Saharan erg in Morocco. ... Arabic ( or just ) is the largest living member of the Semitic language family in terms of speakers. ... This article is about arid terrain. ...

Hamada's exist in contrast to ergs, which are closer to 'traditional' deserts, large areas of shifting sand dunes. Issaouane Erg, Algeria. ...

The largest hamada is Hamada du Draa in north west Sahara desert.^{[citation needed]} Hamada areas forms 70% of Sahara.^{[citation needed]} The Draa (Arabic: درأ) (also spelled Dra or Draâ, in older sources mostly Darha or Dara) is Moroccos longest river (1100 km). ... The Sahara is the worlds second largest desert (second to Antarctica), over 9,000,000 km² (3,500,000 mi²), located in northern Africa and is 2. ...

References

McKnight, Tom L. and Darrel Hess. Physical Geography: A Landscape Appreciation, 8th ed., pp. 495-6. Upper Saddle River, NJ: Pearson Education, Inc. 2005. (ISBN 0-13-145139-1)