1. What is point source and non-point source pollution? Which is the worse and why?
2. Phosphates and nitrates are used as fertilizers because they provide plants with the nourishment they need for growth. In lakes and ponds, these same chemicals are classified as pollutants. Why?
3. Why is ground-water pollution less-noticed but more serious than surface-water pollution?
4. What is thermal pollution and what would be a major local source of this type of pollution?
5. How do riparian buffer zones reduce/control flooding?
6. How do riparian buffer zones improve water quality?
7. Why is the shade created by riparian buffer zones important?
8. List the 3 most dangerous water transmitted diseases. Describe the disease and say where it is present.