Which U. S. Federal lands is the most restricted in terms of public and corporate use, such as grazing, Mining, and Sport hunting?

Scientist believe that earths core is around 6000°c where does this heat come from

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 long does it take for saturn to orbit the sun?