21 Apr '12, 10pm

Empty Quarter, Arabian Peninsula [image] #NASA

Sprawling over parts of Saudi Arabia, Yemen, Oman, and the United Arab Emirates, the Empty Quarter—or Rub’ al Khali—is the world’s largest sand sea. Roughly the size of France, the Empty Quarter holds about half as much sand as the entire Sahara Desert. On February 1, 2003, the Enhanced Thematic Mapper Plus on the Landsat 7 satellite captured this natural-color image of the Empty Quarter near its southern margin, just north of the Saudi Arabia-Yemen border. Linear dunes run roughly northeast-southwest for many kilometers in this region, sculpted by prevailing winds. But in this image, a slight rise of rocky land—including the border town and airport of Sharurah (Sharorah)—interrupts them. East of Sharurah, small clouds float overhead, casting shadows to the northwest. Geologists have offered multiple explanations for how so much sand accumulated in this region, and it’s po...

Full article: http://earthobservatory.nasa.gov/IOTD/view.php?id=77714&s...

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Empty Quarter, Arabian Peninsula

earthobservatory.nasa.gov 21 Apr '12, 10pm

Sprawling over parts of Saudi Arabia, Yemen, Oman, and the United Arab Emirates, the Empty Quarter—or Rub’ al Khali—is the...

Empty Quarter, Arabian Peninsula: A slight rise...

earthobservatory.nasa.gov 21 Apr '12, 10pm

Sprawling over parts of Saudi Arabia, Yemen, Oman, and the United Arab Emirates, the Empty Quarter—or Rub’ al Khali—is the...

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