Which of the following media would you not use to inform the public of an approaching tornado?
a. a television crawl message
b. a radio announcement
c. a siren
d. a newspaper article

Arid and semiarid subcategories are part of which climate

The largest internal organ in the frog is the

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