National Geographic
National Geographic: Human Impacts on the Environment
Humans impact the physical environment in many ways: overpopulation, pollution, burning fossil fuels, and deforestation. Changes like these have triggered climate change, soil erosion, poor air quality, and undrinkable water. These...
Thinkport Education
Maryland Public Television: Enviro Mysteries
This engaging site will allow students to develop informed thoughts and ideas on contemporary environmental health issues through videos, interactive programs, and documents.
Texas Instruments
Texas Instruments: P H
Students use a pH sensor to measure the pH level of water in a stream or lake. They examine how air pollutants like sulphur dioxide, nitrogen oxides, and carbon dioxide cause acid rain, which affects the pH of water bodies and aquatic...
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...
Other
Thoreau Institute: The History of Environmentalism
This essay is a thorough investigation of the various political and philosophical changes which have occurred throughout the environmental movement. Examines the current situation and includes references. Excellent article.
PBS
Pbs: American Experience: Earth Days: Timeline:the Modern Environmental Movement
Trace the advance of the environmental movement from 1948 through the 1980s. Read about the legislation promoting a healthy environment passed under both Democratic and Republican presidents.
Other
Planet Ark: World Environmental News
Welcome to Planet Ark's daily Reuters World Environment News - the most comprehensive source of environmental news on the Net. To read previous news stories, please use the search engine below to find stories relating to any...
University Corporation for Atmospheric Research
Ucar: Learn: The Greenhouse Effect
A detailed overview of the greenhouse effect, with explanations about Earth's atmosphere gases referred to as greenhouse gases, and the factors that influence the heat-trapping ability of a greenhouse. All information is reinforced...
Curated OER
Landfills: Hazardous to the Environment
Lists landfill issues such as leakage, water contamination, air emissions, and hazardous waste dumping. Gives extensive documentation site links.
Curated OER
Landfills: Hazardous to the Environment
Lists landfill issues such as leakage, water contamination, air emissions, and hazardous waste dumping. Gives extensive documentation site links.
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.
Curated OER
Number of Landfills
Lists landfill issues such as leakage, water contamination, air emissions, and hazardous waste dumping. Gives extensive documentation site links.
Curated OER
Landfills: Hazardous to the Environment
Lists landfill issues such as leakage, water contamination, air emissions, and hazardous waste dumping. Gives extensive documentation site links.
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