Soil and water conservation: Many interesting documents on conservation and methods that can be applied to your local with a bit of tweaking.
Soil and Water Conservation "Dig It Deeper Secrets of Soil' Poster Idea
Control Heavy Runoff - Solving Drainage and Erosion Problems - Fairfax County, Virginia
Possible school experiment to show importance of wetlands/riparian zones! This shows the importance of plants in our soil. Plants like trees and grasses help purify ground water. Without them the ground water gets polluted and harder to clean and drink.
QR Code Natural Resources and Conservation Vocabulary Center
QR Code Natural Resources and Conservation Vocabulary Center links to 12 different videos to engage students in an independent center activity.