Across
- 4. Resources a resource that can be replaced relatively quickly by natural processes.
- 5. an undesirable change in air, water, or soil that adversely affects the health, survival or activities of humans or other organisms.
- 7. Science The study of the impact of humans on the environment.
- 8. The practice of growing, breeding and caring for plants and animals that are used for food, clothing, housing, transportation or other purposes.
- 10. of supply and demand states that the greater the demand for a limited supply of something, the more it is worth.
- 11. of Commons areas of land that belonged to a whole village. Anyone could graze cows or sheep on the commons.
- 12. refers to the number of varieties of species that live in an area.
- 13. when a large fraction of the resource has been used up.
Down
- 1. Countries have lower average incomes, simple and agriculture based economies, and rapid population growth.
- 2. the condition in which human needs are met in such a way that a human population can survive indefinitely.
- 3. Study of living things interact with each other and with their non living environment.
- 6. Resources a resource that forms at a much slower rate than the rate that it is consumed.
- 9. Countries have higher average incomes, slower population growth, diverse industrial economies and stronger social support systems.