The signs of global climate change are becoming more and more evident. The EPA provides an excellent guide for students that acquaints them with the basic causes, effects on people and the environment, and solutions that they can engage in. Here is an informative site that will prepare the student to make a difference.

Use this student portal to understand all you can about acid rain and its harmful effects. Modules for interactive games, stories, puzzles, vocabulary terms and links to other activities and experiments.

The AirData website gives you access to air quality data collected at outdoor monitors across the United States, Puerto Rico, and the U. S. Virgin Islands. The data comes primarily from the AQS (Air Quality System) database. You can choose from several ways of looking at the data: download data into a file, output the data into one of AirData's standard reports, create graphical displays using one of the visualization tools, and investigate monitor locations using an interactive map

How does the air quality in my city compare with other cities? What time of year has the best air quality? Has the air quality in my city improved? AirCompare provides local air quality information to help you make informed, health-protective decisions about moving or vacationing.

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

Very detailed information on the chemical element Nickel. Discusses its uses, physical properties, and the potential effects of exposure.

Each year EPA tracks the levels of pollutants in the air and how much of each pollutant (or the pollutants that form them) is emitted from various pollution sources. The Agency looks at these numbers year after year to see how the pollutants have changed over time. EPA posts the results of the analyses to this web site.

Information about everything to do with asbestos. Learn what it is, where it can be found, the health impact of exposure, how to protect yourself, federal requirements for buildings and removal, cleanup sites, and how to become an asbestos professional.

Discusses the different types of risks imposed when exposed to asbestos. Risks that are discussed are cancer risks, reproductive effects, and chronic effects.

Learn about the threat of lead in drinking water and what actions you can take to prevent or deal with exposure.

This site from the U.S. Environmental Protection Agency provides general information about ozone damage.

Information summaries on some chemicals and descriptions of how you might be exposed to these chemicals, how that exposure might affect the environment, etc. Please note that this type of information changes rapidly.

Information on what you need to be aware of when eating fish, how to protect oneself, what the Environmental Protection Agency is doing to safeguard consumers, and research that has been done in this field of study.

This Environmental Protection Agency site offers links to many documents from the EPA concerning the Clean Air Act Amendments of 1990.

Market-based regulatory programs designed by the EPA, with information for consumers and industry cap-and-trade policies, Clean Air Act, and other government-sponsored efforts to reduce air pollution.

Official site with information and resources relating to all aspects of environmental conservation: data, maps and laws. Specific environmental information by zip code provides immediate relevance to your world.

Provides an overview of the issue of sediment contamination in the Great Lakes, how the problem is assessed, causes of contamination, and remedial efforts. Includes links to more in-depth information.

Explains what is meant by sediments, how they can become contaminated, the types of contaminants, how contamination levels are assessed, and methods of remediation. The side menu links to information about policies, contaminant transport, and other topics. There are also many links throughout the site to PDF files of technical papers, reports, and fact sheets.

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