A basic manual on how to handle and dispose of laboratory materials safely. Includes a lesson plan on how to read a materials safety data sheet.

This collection of three learning modules looks at issues related to resource consumption. It examines theories about how population size affects consumption, the changing patterns of energy consumption, and ways to minimize consumption....

A multimedia journey teaches young learners about open burning, air quality, and asthma. Learn about alternative ways to dispose of trash and complete the mission of achieving cleaner air.

Flatulence is a daily phenomenon. In fact, most human beings pass gas 10-20 times a day (yes, that includes you). Where does your bodily gas come from? This learning module takes us on a journey into the intestines, shedding light on how...

Excellent information provided by the U.S. Geological Survey.

You are the head of the Public Relations committee for your hometown Waste Removal Department. Create a poll for your department to find out how the public feels about waste incineration.

Activist Annie Leonard narrates this anticonsumerism video that traces the links between what we consume as finished goods and what is consumed in the production of those goods. The hidden costs of consumption-costs attributable to...

Pollution is an example of a negative externality. Despite the gradual reduction in emissions from fossil fuels, many important environmental issues remain. Along with the still-high levels of air and water pollution, other issues...

In this instructional activity, students will examine the litter they produce in their classroom and that their families produce at home, and identify ways they can reduce waste and recycle more.

Explore sources and effects of wastewater, and understand the structure of wastewater management.

This brief article emphasizing the importance of renewable and non-renewable resources urges readers to appreciate and not waste the earth's natural resources. Following the article, there is an activity, a "Mineral Search," through...

This article analyzes problems requiring to allocate a set of rectangular items to larger rectangular standardized units by minimizing the waste. It discusses mathematical models and surveys lower bounds, classical approximation...

Learn some interesting facts concerning the impact twelve ordinary items can have on the environment.

Learn some interesting facts concerning the impact twelve ordinary items can have on the environment.

Even though many cities have recycling programs, a lot of trash still ends up in the dump. Find out which materials will break down and which materials won't. Will the results of this experiment change which products you often buy?

Here's a look at the pros and cons of disposable diaper use as opposed to the use of cloth diapers, either washed at home or by a diaper service. Landfill space is just one of the issues in this well-reasoned article.

Scientists have recently found that mealworms may be able to break down and degrade styrofoam, a form of plastic previously thought not to be biodegradable. Read how this discovery may affect pollution.

An online biology textbook on the structure and function of the kidneys. Full of labeled, color diagrams for better understanding.

Although this site describes one toxic eco-disaster, it gives an idea of what can actually happen if proper precautions are not taken within industrial plants. Good example of the problems that can occur when environmental rules and...

Take a look inside the human body's digestive system. This site features diagrams of the digestive tract and each part is accompanied by labels and descriptions. Just select an organ by moving the mouse over its image.

This personal page defines and compares the gas exchanges by the lungs of amphibians, reptiles, birds, and mammals. Offers detailed images.

Looks at medieval hygiene practices, or lack thereof. Includes links to sections on medieval doctors, health, and medicine.

Each day, the animal kingdom produces roughly enough poop to match the volume of water pouring over Victoria Falls. So why isn't the planet covered in the stuff?

This passage explains the pressure regulation and fluid dynamics of the human respiratory. Complete a five-question quiz over the information in the passage.