Iam a large lake in canada. i am not one of the great lakes. i am southwest of hudson bay

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.

Which of the following statements best explains why there tends to be a greater number of large cities in southern africa than the east africa

Based on what you know about the location of the earth in relation to the sun, why is this called the goldilocks zone in other galaxies?