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.

Discover detailed facts and information about the goals, purpose and function, and the history and origins of the Environmental Protection Agency (EPA).

Find an array of environmental and science-based lesson plans, activities and ideas from the EPA, other federal agencies, and external organizations.

The EPA provides many ideas for integrating green infrastructures into communities. This site also discusses how this can build climate resilience and offers resources for doing a cost-benefit analysis, for addressing government...

This 1972 EPA press release described the first actions that would be made under the Noise Control Act of 1972.

The EPA discusses the actions the government agencies are taking to reduce acid rain.

Find out about the six major air pollutants. In-depth descriptions of ozone, nitrogen dioxide, particulates, sulfur dioxide, carbon monoxide, and lead are provided.

Learn about the safety of drinking water, find information on agencies that oversee our water, and gain access to the current drinking water standards and regulations.

Explains what hypoxia is, its causes, the sources, why it is important to reduce it, and where it occurs around the world. Includes a diagram showing how hypoxia develops in a water body and links to lots of additional resources.

Allow yourself 10-15 minutes to enter data to obtain an estimate of your personal greenhouse gas emissions. Then explore actions that you can take to reduce your energy and waste disposal costs. The calculator will display the amount of...

Earth's temperature depends on the balance between energy entering and leaving the planet's system . When incoming energy from the sun is absorbed by the Earth system, Earth warms. When the sun's energy is reflected back into space,...

Enter your household energy data to find out your family's total carbon footprint. Explore some actions to take to reduce your carbon emissions, and then find out your estimated savings once you take those steps.

Very thorough information on manganese. Lists its uses, where it is found, physical properties, and potential health effects.

Investigate the benefits of composting and discover ways to do it easily at home.

Details of government initiatives to eradicate lead poisoning.

This website defines and explains indoor air pollution in all its forms. Content includes a focus on asthma, molds, secondhand smoke, and radon in public buildings and at home.

Provides a brief overview of the Clean Water Act. Includes links to its history and to information about compliance and enforcement.

In this acid rain experiment the students will be "determining the pH of common substances." This is a great lesson plan for an experiment.

This page gives the sources of carbon monoxide along with health effects and recommendations for CO levels in homes.

Use this site to explore the experimentation process of "Soil buffering."

This site provides information about the active ingredients registered as pesticides. Site discusses toxicology, exposure, dose-response and risk characterization.

This is an activity that deals with acid rain. "This experiment will illustrate how to measure the approximate pH of chemicals in water using a pH indicator." It is easy to follow the comprehensive set of directions.

Students learn what the forms of mercury are, the sources, how to reduce the releases, and how it affects humans and the environment.

This resource provides information regarding what private citizens can do to slow the rate of wetland loss and to improve the quality of our remaining wetlands.