How do Humans Affect the Environment?
This site includes background information on human impact on the environment. Topics include: Deforestation, Depletion of the Ozone Layer, Pollution, Climate Change, and Extinction of a Species.
This is a good source for content information on the GLE.
This is a good source for content information on the GLE.
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eduToolbox® is a resource-sharing portal developed by the Ayers Institute for Learning & Innovation with collaborative support and funding from the Tennessee Department of Education and the U.S. Department of Education's Math & Science Partnership program.