Migration and interdependence are aspects of which of the six essential elements of geography?

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.

What is the famous rainforest in costa rica called?

Find the area of the shaded region.