Across
- 5. Countries of the world with high levels of economic and technological development.
- 9. a gas in the atmosphere that traps heat in the earth's atmosphere.
- 10. ability of a location to sustain agriculture on an ongoing basis.
- 12. War between different countries, or civil war between groups within a single country.
Down
- 1. preparing soil for growing crops.
- 2. When all people have access to enough, safe, nutritious food at all time to sustain a healthy life.
- 3. the state of people having enough food of appropriate quality consistently available.
- 4. having physical and economic access to enough food.
- 6. countries of the world with low levels of economic and technological development.
- 7. lack of access to enough safe water
- 8. Long time significant change in the earth's weather.
- 11. produced by some types of plants