which soil horizon has very little organic matter and accumulates soluble metals and nutrients that are transported from other soil layers?

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 mostly tropical region in asia

Most tornadoes carry winds speeds in a range of km per hour