This web article from NASA's Visible Earth presents a classic photograph of Earth taken from the Apolo 17 mission in 1972, which includes the south polar ice cap. Included are several downloadable images, and links are provided for more information.
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Keywords:Informal Education,Higher Education,Middle School,NSDL,Space Exploration,Solar System,oai:nsdl.org:2200/20090605214113448T,Undergraduate (Lower Division),General Public,High School,NSDL_SetSpec_439869,Space Science,Earth,Astronomy,Geoscience
Access Privileges:Public - Available to anyone
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