Across
- 3. Introduction of harmful substance into the environment
- 5. Science/practice of farming
- 8. Amount of carbon emissions a person or group emits
- 9. Species that faces extremely high risk of extinction in the wild
- 11. Ability to be maintained at a certain rate
- 12. Using up a resource
Down
- 1. Clearing of forests
- 2. Long-term temp. and weather pattern shifts
- 4. Making an area more urban
- 6. Natural habitat is damaged so that it cannot support species
- 7. Protecting/managing resources
- 10. Restoring land to its natural uncultivated state