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Published on Jan 29, 2009
From a small footprint in the Pearl River Delta in 1979, Shenzhen has to a mega city in just 25 years. Historical imagery, which can be viewed as part of Google Earth's imagery, show the dramatic changes from the 1970s to today. See this and other locations of environmental change as part of the UN Environmental Programme's (UNEP) "Atlas of Our Changing Environment."