China, South Korea, the United Arab Emirates and Saudi Arabia are each buying and leasing millions of hectares of land around the world
A) on which to grow food for their own populations.
B) to explore for minerals and energy resources.
C) as real estate investments for their surplus money.
D) to develop colonies for their expanding populations.
Question 2
The Kyoto Protocol marks the most prominent attempt of the global community to take comprehensive action to
A) reduce greenhouse gas emissions.
B) eliminate trade in hazardous wastes.
C) reduce risks from nuclear energy.
D) save the world's remaining rainforests.
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Several species of squirrels have melanistic phases. In large parts of United States and Canada, the
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