Study Guide Reveiw
Watershed Unit Outline
1. Investigate the Nitrogen Cycle and how humans are changing the cycle with the use of fertilizers.
Mother Nature Cleans •Wetlands can remove 20%-60% of heavy metals in the waters moving through them. •Microbes in ecosystems can change herbicides and pesticides so that they are no longer toxic.
10/3 & 10/4
One small change can lead to massive movements worldwide! It starts with education.