Image:SafsafOasis SAR comparison.jpg

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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.

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

Public domain
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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current15:55, 9 May 2006540×588 (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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