One reason earth doesn't overheat is because of A. the heights of mountains
B .the flatness of plains
C. the position of the moon
D. the movement of air

What action should you not take if your friends do not accept your decision to abstain from alcohol

Match your vocabulary word to its definition. 1. emigration 2. immigration 3. migration 4. overpopulation 5. sustainable development 6. under population 7. unsustainable development 8. urbanization the movement from one place to another the number of people exceeds the available natural resources in an area leaving one's homeland to settle in a new place the increase in the population of a city the movement of people to a new country the ability to meet current needs without reducing the ability to meet future needs resources being used up at a faster rate than they can be replenished birth rate insufficient to replace the existing population

What is the climate of the himalayas? a. cold and wet c. cold and dry b. hot and humid d. hot and dry