Across
- 4. one of the major groups of contaminants
- 5. substance that could potentially put the health of people at risks
- 8. the study of bodies of freshwater like ponds, streams and lakes
- 9. the study of water occurrence, distribution and movement
- 10. it is also known as the drainage basin
Down
- 1. source of water supply
- 2. person who studies about long-term patterns of climates of the Earth
- 3. the study of the groundwater science
- 6. the storage of water in the underground
- 7. source of water contaminants