US Environmental Protection Agency
Epa: Recycle City
Explore the four neighborhoods of Recycle City to learn all the ways people there are recycling, reducing, and reusing materials. Take a look also at Dumptown, which is how Recycle City used to look, and see all the waste reduction...
Other
Bringing History Home: Environmental History
This 2nd grade unit introduces children to the history of environmental protection in the U.S. Beginning with three types of environment - mountain, grass plain and forest - the lessons explore some of the natural resources found in...
Smithsonian Institution
National Museum of Natural History: Does Our Background Shape Our Thinking About Environmental Issues? [Pdf]
A lesson where young scholars explore the positive and negative impacts of human activities on the environment today and in the distant past, and examine how attitudes towards the environment might be shaped by one's experiences growing...