Across
- 5. growing plants without soil, using nutrient-rich water instead.
- 7. taxes on imported or exported goods.
- 8. unlimited / having no limit or end
- 9. not enough to meet demand
- 10. supplying water land or crops to help them grow
Down
- 1. goods or services brought into a country from another country for sale or use.
- 2. water stored underground is soil, sand or rock
- 3. underground layer of rock or soil that holds water.
- 4. to use up
- 6. removing the salt from saltwater