On February 22, 1995, the President of the United States ordered declassification of satellite intelligence photography collected from 1960 through 1972. These photographs comprise a unique record of the condition of the planet in the years prior to civilian space borne imaging. Because the desire to detect environmental change is usually hampered by the relatively short time period of available observations and by natural variability, it is expected that this collection of early photographs will make a significant contribution to efforts to identify and quantify environmental change. This report summarizes the results of a nine-week summer project, undertaken in 1998, at NASA Goddard Space Flight Center to study the collection of declassified intelligence satellite photography (DISP) of Antarctica. The goals of the project were.......
Declassifying America
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