Where is nauru? i mean i know what it is but not where exactly

What is most likely to cause someone to fall overboard?

The yellow river is also known as the huang he river? true or false

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.