Across
- 2. When people move from the country to the cities, creating a greater demand for water
- 3. Water that we can't drink
- 5. When waste or material is added to water and makes it harmful
- 10. A body of rock or sediment that stores groundwater and allows it to flow
- 11. A type of pollution that comes from many small sources and is hard to track
- 12. A type of pollution that happens when outdoor water heats up because of human activity
- 13. Water that we can drink
- 14. A type of pollution that happens when live or dead organisms are added to the water supply
Down
- 1. A type of pollution that comes from one identifiable source
- 4. An increase in nutrients in water from decomposing organisms
- 5. Water that has been used for flushing toilets, bathing or cleaning
- 6. The availability of water
- 7. How clean or polluted water is
- 8. A type of pollution that happens when harmful chemicals are added to water supplies
- 9. A type of eutrophication caused by human activity
