Zooms? Any one? im bored

How do oceanographers measure the salinity of ocean water?

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.

How does the bare soil surface type affect the amount of runoff