09 Jul '11, 10pm

NASA Earth Observato M’zab Valley, Algeria: Rising out of parched surroundings, the M’zab Valley is filled wi...

Less than 5 percent of Algeria’s land surface is suitable for growing crops, and most precipitation falls on the Atlas Mountains along the coast. Inland, dust-laden winds blow over rocky plains and sand seas. However, in north central Algeria—off the tip of Grand Erg Occidental and about 450 kilometers (280 miles) south of Algiers—lies a serpentine stretch of vegetation. It is the M’zab Valley, filled with palm groves and dotted with centuries-old settlements. The Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) on NASA’s Terra satellite captured this image of M’zab Valley on February 9, 2011. ASTER combines infrared, red, and green wavelengths of light. Bare rock ranges in color from beige to peach. Buildings and paved surfaces appear gray. Vegetation is red, and brighter shades of red indicate more robust vegetation. This oasis results from water th...

Full article: http://earthobservatory.nasa.gov/IOTD/view.php?id=51296&s...

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M’zab Valley, Algeria: Rising out of parched su...

earthobservatory.nasa.gov 09 Jul '11, 10pm

Less than 5 percent of Algeria’s land surface is suitable for growing crops, and most precipitation falls on the Atlas Mou...

Farewell to Atlantis [image] #NASA

earthobservatory.nasa.gov 08 Jul '11, 10pm

At 11:29 a.m. Eastern Daylight Time on July 8, 2011, the Space Shuttle Atlantis lit its rockets and roared into space. Fou...

NASA Earth Observato Farewell to Atlantis: On J...

earthobservatory.nasa.gov 08 Jul '11, 10pm

At 11:29 a.m. Eastern Daylight Time on July 8, 2011, the Space Shuttle Atlantis lit its rockets and roared into space. Fou...

Weekend Musings for Sunday, July 10th 2011

morganlinton.com 10 Jul '11, 2pm

Doing what you love is the most important thing you can do. At the end of the day people get too wrapped-up in trying to i...

Final Hook-Up [image] #NASA

Final Hook-Up [image] #NASA

earthobservatory.nasa.gov 14 Jul '11, 10pm

The summer of 2011 has been a time of nostalgia and blessings-counting for much of the NASA family. The final flight of th...