Countries that have the lowest gross domestic product are called ?

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.

Which of the following is defined as combinations of soil particles that vary in size and shape?

Based on the information in the graph, what can you conclude about humans in the world in general?