US National Archives
Docsteach: Birth of the Environmental Protection Agency (Epa)
By the late 1960s, issues of unchecked land development, urban decay, and air, noise, and water pollution came to Americans' attention. In November 1971, the newly created Environmental Protection Agency (EPA) announced a large-scale...
ClassFlow
Class Flow: Changes in Habitats
[Free Registration/Login Required] A 2nd grade unit on how people and weather can change habitats. Topics include too much and too litter rain (flooding and drought), lightning and fire, and land, water, and air pollution. This flipchart...
Curated OER
State Land Disposal Rates
Lists landfill issues such as leakage, water contamination, air emissions, and hazardous waste dumping. Gives extensive documentation site links.