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Scientists can now predict with precision the environmental limits that will control growth of the human population.
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Q32: The term "ecological footprint" can best be
Q34: A disadvantage to the green revolution is
Q38: Exponential growth occurs when a quantity such
Q41: A _ contains only one species, as
Q46: Nitrogen is converted to forms that can
Q73: The zebra mussel was introduced into the
Q80: An _ is a city that promotes
Q98: What is a way to restore land