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Will population grow 1,000,000,000 in thirty years or less? This is not as much weight to the surface as forest area, but consider the weight of modern building structure--what weight is added and what weight is lost as humans crowd out vegetation.
Will population grow 1,000,000,000 in thirty years or less? This is not as much weight to the surface as forest area, but consider the weight of modern building structure--what weight is added and what weight is lost as humans crowd out vegetation.
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