Across
- 2. have the highest residence time
- 4. a body of rocks which holds water
- 8. a device that matches water charges with water usage
- 9. water that has not infiltrated the soil and makes its way to an area where it collects
- 12. water taken in by vegetation in the water cycle
- 13. soil erosion can cause the inflow river to become...
- 14. the area of land that water will flow from into a river
- 15. the process where water travels downwards through the tiny spaces between rocks and soil
- 16. the process of managing greenspaces by planting plants adapted to dry conditions
Down
- 1. water travelling underground and into rivers
- 3. a farming technique that involves growing crops rather than keeping animals
- 5. newly discovered aquifers are also called ... aquifers
- 6. re-using water for alternative purposes
- 7. is proportional to water usage
- 10. the process of planting trees
- 11. the human activity that uses most water