USGS - Science for a changing world

Half a Century of Historical Photography ts

This Science Feature can be found at: http://www.usgs.gov/blogs/features/usgs_top_story/half-a-century-of-historical-photography/
 

 

 

 

 

Repeat photography is used in monitoring landscape change.

Repeat photography is used in monitoring landscape change.

Landscape photos taken in the same place but many years apart reveal dramatic changes due to human and natural factors. The USGS Desert Laboratory Repeat Photography Collection, the largest archive of its kind
in the world, is 50 years old.
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