2.Why is water the "most valuable resource on Earth? General Info

3. Define pollution. What's the difference between point and nonpoint sources of pollution? General Info

4. List and explain 2 effects of water pollution? Sources

5.Why does excess growth of algae and aquatic plants from nutriets, such as nitrates and phosphates, become a problem in our waterways? Explain 2 ways. General Info

6. What percentage of surface water in Alamance county, that has beneficial uses, are impaired or threatened? Alamance county

7.Why are pathogens harmful? How do they enter into our waterways? General Info

8. How is water pollution classified? Explain 3 ways. General Info

9.What percentage of cancers arecaused by environmental factors? Describe the role of polluted water as one of these factors? Health

85

10. I thought drinking water was safe? What does the EPA think? Health

11. What fact under "did you know" was the most surprising to you? What can you do

12.What are 4 ways you can be informed and involvedabout your drinking water? How can you you be observant? What can you do

13. What are the main ways we ALL contaminate our drinking water? What can you do