How does this data provide evidence of the cause of global warming
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Which of the following is not a challenge to instituting sound global environmental policies? a. most changes are inexpensive and easy to implement. b. elected leaders who support unpopular environmental issues often are not re-elected. c. economic considerations outweigh environmental ones in many societies. d. there is no way to enforce international environmental agreements.

The european union was formally established in

What could the united states of america do to improve their status? name at least 3(ap human geography)