Image:SafsafOasis SAR comparison.jpg
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| This is a file from the Wikimedia Commons. The description on its description page there is shown below.
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[edit] Summary
| Description |
Two images of the Safsaf Oasis in the Sahara. The top image (taken by the Landat Thematic Mapper) is the surface. The bottom (taken by the Spaceborne Imaging Radar-C/X-band Synthetic Aperture Radar (SIR-C/X-SAR) on board the Space Shuttle Endeavour on April 16, 1994) is the rock layer underneath, revealing black channels cut by the meandering of an ancient river. |
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| Source |
http://earthobservatory.nasa.gov/Newsroom/NewImages/images.php3?img_id=16963 |
| Date |
not specified |
| Author |
NASA/JPL Imaging Radar team. |
| Permission (Reusing this image) |
Public domain |
| Other versions | Larger, uncropped, unannotated version available at source URL. |
[edit] Licensing
 |
This file is in the public domain because it was created by NASA. NASA copyright policy states that "NASA material is not protected by copyright unless noted". (NASA copyright policy page or JPL Image Use Policy).
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| Date/Time | Dimensions | User | Comment | |
|---|---|---|---|---|
| current | 15:55, 9 May 2006 | 540×588 (154 KB) | Howcheng | ({{Information | Description=Two images of the Safsaf Oasis in the Sahara. The top image (taken by the Landat Thematic Mapper) is the surface. The bottom (taken by the Spaceborne Imaging Radar-C/X-band Synthetic Aperture Radar (SIR-C/X-SAR) on board the Sp) |
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