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Detailed Forest Change Mapped

The world lost 2.3 million square kilometers of forest between 2000 and 2012 and gained 800,000 square kilometers according to a new study. The loss is more than 8 times the size of Texas, the biggest state in the continental U.S. Deforestation, wildfires, windstorms and insects are all reasons for the decline as reported in a new study based on data from the NASA-U.S. Geological Survey Landsat 7 satellite. The researchers analyzed 143 billion pixels in 654,000 Landsat images to compile...

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