8th Grade Science
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10/3 & 10/4

10/2/2012

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Daily Agenda
Study Guide Reveiw
Unit Test
Watershed Unit Outline
Nitrogen Cycle

Learning Targets
1.  Investigate the Nitrogen Cycle and how humans are changing the cycle with the use of fertilizers.
Picture
Picture
Dead zones in the Gulf due to eutrophication and nitrogen in fertilizers from Mississippi River Basin.
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.
Picture
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    L.McKinney

    One small change can lead to massive movements worldwide!  It starts with education.

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