Across
- 4. when the quality of land, water, and/or air is negatively affected by human activity.
- 9. people who leave their homeland for their safety/survival, such as to escape war, famine, natural disaster, severe lack of economic opportunity, or form of persecution.
- 10. the number of deaths compared to the number of people making up a certain population at any given time.
- 11. individuals who have reached what their specific society considers adulthood.
- 12. when urban areas grow, spread, and influence surrounding areas.
- 13. beyond cities and suburbs.
- 15. a huge city, or group of geographically close cities, with a very large and connected population.
- 16. the average number of people living in a square mile/kilometer.
Down
- 1. to enter and live in a new country.
- 2. when one leaves their homeland to live in a different place.
- 3. crowded neighborhoods where people live in poverty, conditions can tend to be unhygienic and where individual safety is not always a guarantee.
- 5. the significant decrease in the availability of trees/forests due to logging/cutting down trees for various human purposes.
- 6. geographic pattern where people live, on Earth, is uneven and largely based on historical access to natural resources, especially water.
- 7. the number of years it takes for a population to double in size.
- 8. number of babies born in relation to the total population at any given time.
- 14. cities, usually densely populated.