This activity focuses on getting students to think about bacteria, water quality and water treatment processes. Students develop and test their hypotheses about the "cleanliness" of three water samples prepared by the teacher. Then they...

EPA site offers answers to what nonpoint source pollution is as well as provides links and information as to what concerned citizens can do about it.

This site, from an archived Smithsonian exhibit, describes and illustrates the effects of toxic materials on wildlife in bodies of water.

Interdisciplinary unit about the risk of exposure to arsenic in public drinking water. Math, language arts, social studies, and science are incorporated into the lessons.

Excellent site covers all types of water pollution. Hundreds of links including books, articles, organizations, specific topics.

This virtual field trip for middle school students looks at aquifers and their place in the hydrologic cycle. Students learn why and how it is important to protect the source of your drinking water and some unique details about the...

Thorough overview of food poisoning. Includes information on symptoms, prevention, treatment, and much more.

A comprehensive guide to climate change in Canada. This site offers both a national look and then looks at the implications of climate change on specific regions and provinces.

A document features the Pocatello aquifer in Idaho. Find a description of the structure and function of the aquifer and the concerns of contamination.

Based off of the hit television show NUMB3RS, this lesson has students explore odds ratios and risk ratios. Framed in the context of a possibly contaminated playground on which children who play show signs of toxic exposure, students...

Local headlines announce that everyone must move due to contaminated soil. Check out the one catch before students discover what is already known about biomes and what still needs to be understood about them to complete this classroom...

This site about food poisoning discusses Staphylococcus Aureus - what it is, where the common sources of "staph" are, common symptoms, and what can be done to prevent contamination and infection.

Learn about cockroaches, their diet, habitat, and how they contaminate our homes by tracking bacteria and germs throughout.

In this activity, students will capture and examine the particles to gain an appreciation of how much dust, pollen and other particulate matter is present in the air around them. Students will place "pollution detectors" at various...

In this activity, students investigate the properties of a heterogeneous mixture, trail mix, as if it were a contaminated soil sample near a construction site. This activity shows students that heterogeneous mixtures can be separated by...

Online children's story that teaches about the health effects of exposure to environmental hazards. Click on "next" at the bottom of the story to see why Kathy becomes "crabby" from all the chemicals and contaminants in her room.

Article that discusses the most common causes of bacterial food poisoning; among these is Staphylococcus Aureus. Staph is discussed individually, with specific information. Also general info is given as to how to prevent bacterial...

Learn about the public's drinking water, the oversight agencies that govern it, and what needs to be done in an emergency if it becomes contaminated.

This 2001 exhibit focused on the EPA's Great Lakes National Program Office's work to ensure the protection and restoration of the Great Lakes in the areas of chemical contamination and habitat loss.

In some part of the world there is not enough fresh water for every use. If things are done differently water re-use can be very effective. Learn here about ways we can change the world. Wastewater, if properly treated can be a resource...

Use your slicing skills to remove contaminated crates! Players need to use slices strategically as they will have a limited amount of cuts.

Did you know that when you use fertilizer in your garden, it can eventually reach a lake, stream, or pond? There are many different chemicals present in fertilizers. Learn how they affect the aquatic organisms in the ecosystem within...

Students take part in a hypothetical scenario that challenges them to inform customers at a local restaurant of how their use and disposal of plastics relates/contributes to the Great Pacific garbage patch (GPGP). What students...

An adult-led field trip allows students to be organized into investigation teams that catalogue the incidence of plastic debris in different environments. These plastics are being investigated according to their type, age, location and...