Across
- 2. the long-term average of temperature, rainfall, sunshine, winds etc. at a give location.
- 7. Growing crops and livestock for ones own use.
- 9. fuels derived from immediate living matter.
- 10. is not native, it is introduced.
- 11. causes a fluctuation in weather.
- 13. Preparing soil for growing crops.
Down
- 1. a war between different countries or groups.
- 3. Farming that supplies large volumes of produce in a relatively small area.
- 4. Farming that requires large areas of land.
- 5. Lack of sufficient nutrients in the body.
- 6. Ability of a location to sustain agriculture on an ongoing basis.
- 8. when all people at all times have access to enough safe, nutritious food to sustain a healthy life.
- 12. social, historical, economical, environmental, political, technological