Across
- 3. element involved in polluting.
- 6. gaseous state of water.
- 11. nothing can penetrate it.
- 17. an area with a small localized climate that differs from the climate around it.
- 18. comes from a single, easily identifiable source.
- 19. average weather that changes every season.
- 20. water found underground in cracks of soil, sand, and rocks.
Down
- 1. natural resource that can be replenished.
- 2. heating of Earth's temperature.
- 4. underground freshwater reservoir.
- 5. comes from many different sources, difficult to identify.
- 7. water found in lakes, streams, rivers, oceans, and wetlands.
- 8. continuous movement of water on earth.
- 9. upper surface of groundwater zone.
- 10. release of water in different forms from the sky.
- 12. a slowly moving mass of ice.
- 13. a facility where water is processed for usage.
- 14. area of land where all water present drains into one large body.
- 15. extremely salty sea in the middle east.
- 16. a high point that separates watersheds.