The CDC has information on everything from air quality (asbestos, mold, and health effects) to lead (lead poisoning) to natural disasters (earthquakes, floods, hurricanes, power outages, tornadoes.)

• Louisiana Department of Environmental Quality (DEQ)

This government web site provides links to information about the state's air and water quality, and underground storage tanks. The Louisiana DEQ also provides information on environmental hazards in the home. Hotline numbers and contact information for the divisions of DEQ are also provided.

• Environmental Protection Agency (EPA)

Learn about protecting human health by protecting the health of the environment. See special sections on air, water, environmental regulations, ecosystems, environmental emergencies, industrial pollution, agricultural pollution, prevention and treatment of pollution. Also, learn how one can conserve water and energy and how to protect the environment. Individuals will also find educational resources for students and teachers, as well as games and activities for children.

• Haz-Map (National Library of Medicine)

Haz-Map is an occupational toxicology database designed for health and safety professionals and for consumers seeking information about the health effects of exposure to chemicals at work.

• MedlinePlus (National Library of Medicine)

Our environment affects our health. Our average life span has almost doubled over the past century or so mainly because we have clean, safe drinking water. If parts of the environment, like air and water, or soil become polluted, it can lead to health problems. For example, asthma attacks can result from pollutants and other chemicals in the air and in the home.

• National Institute of Environmental Health Sciences (NIEHS)

The mission of the NIEHS is to reduce the burden of human illness and disability from environmental causes. Fact sheets, pamphlets, and other educational materials are available under Environmental Health and Environmental Health Science Education.

• READY.gov (U.S. Department of Homeland Security)

This site has information for citizens about being prepared in case of a terrorist attack or natural disaster. Much of the advice is useful for any emergency

• Tox Town (National Library of Medicine)

Tox Town provides non-technical information about commonly encountered toxic substances, your health, and the environment. Users have a choice of going to the Town , the City , the U.S.-Mexico Border , or to the Farm to learn about toxic chemicals and environmental health. The "For Teachers" section includes ToxMystery, an interactive game for children grades K-6, that teaches players about toxic substances commonly found in the home.