Discussion Questions: Urban Solutions to Water Pollution
- What is a rain garden?
- Describe how a rain garden improves water quality in an urban watershed.
- What does “impervious” mean? Give two examples of impervious surfaces.
- A rain garden should be approximately one-third the size of the impervious surface that it drains. How large should a rain garden be to effectively manage the runoff from your school’s gymnasium roof?
- Do you think human beings have a responsibility to act in environmentally friendly ways?
