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Day: September 7, 2012

News Archive

Phoenix 1972-2012

Agriculture shifts to neighborhoods over the course of four decades. thumbnail:

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Bejing, 1978 and 2010

One of the oldest and one of the most crowded cities in the world. thumbnail:

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Columbia Glacier, Alaska

The Columbia Glacier has retreated more than 12 miles since 1980. thumbnail:

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