Visuals
Images and other visuals can help communicate complex ideas.
Consider using visuals
The selective use of images and video can help increase understanding.
This image from the Environmental Protection Agency (EPA), shows how ground water can become contaminated from various sources, including:

- leaking underground storage tanks
- landfill
- runoff from pesticides and fertilizers
- livestock waste
- local industry chemicals and heavy metals
- household waste
Ground water contaminants can pollute drinking water. See more at Potential Well Water Contaminants and Their Impacts.