File:SafsafOasis SAR comparison.jpg

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SafsafOasis_SAR_comparison.jpg(540 × 588 像素,檔案大細:154 KB ,MIME類型:image/jpeg

摘要

描述 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.
日期 not specified
來源 http://earthobservatory.nasa.gov/Newsroom/NewImages/images.php3?img_id=16963
作者 NASA/JPL Imaging Radar team.
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Public domain This file is in the public domain in the United States because it was solely created by NASA. NASA copyright policy states that "NASA material is not protected by copyright unless noted". (See Template:PD-USGov, NASA copyright policy page or JPL Image Use Policy.)
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現時2006年5月9號 (二) 15:55響2006年5月9號 (二) 15:55嘅縮圖版本540 × 588(154 KB)Holly Cheng{{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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