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

Every person, plant, and animal needs water to survive. Learn why water is so important for our health and how you can keep yourself hydrated and healthy by drinking enough fluids every day.

Get an overview of how water is treated in order to be safe to use and drink.

Discusses many options of water treatment, the contaminants that the treatments are focused on, how the treatment works, and common treatment systems.

Explore reports and news articles to build understanding of global water issues.

Students create a water purification system, and test it out to see how well it works to purify a water sample.

Why don't more people drink water straight from the kitchen tap? Read this author's thoughts on drinking water from the tap or bottle.

This activity looks at physical models of groundwater and how environmental engineers determine possible sites for drinking water wells. During this activity, students will create their own groundwater well model using a coffee can and...

How does our climate affect us? How do we decide what to wear each day? What factors determine if our clothing choices are comfortable? What is the source of our water? Students explore characteristics that define climatic regions. They...

Groundwater is one of the largest sources of drinking water, so environmental engineers need to understand groundwater flow in order to tap into this important resource. Environmental engineers also study groundwater to predict where...

During this activity, students will learn about porosity and permeability and relate these concepts to groundwater flow. Students will use simple materials to conduct a porosity experiment and use the information to understand how...

Athletes of all ages should drink fluids before, during, and after physical activity to ensure that they don't become dehydrated. Learn how many ounces of water and sports drink you should consume to keep yourself hydrated when you...

Between 70 and 75% of the Earth's surface is covered with water and there exists still more water in the atmosphere and underground in aquifers. In this lesson, students learn about water bodies on the planet Earth and their various uses...

Going to a beach or a pool can make for a great time if one is conscious of potential hazards that are associated with these locations. This site covers important considerations necessary for an enjoyable yet safe experience.

Learn about the importance of water in our health, how much one should drink, and some tips for drinking more water.

In this activity, students build a water filter with activated carbon, cotton and other materials to remove chocolate powder from water.

Wetland ecosystems are extremely valuable to wildlife, supporting a greater number of animals than any other type of habitat. Wetlands also absorb flood waters; filter chemicals, sediments, and other impurities out of drinking water;...

In addition to providing a good definition of "Dehydration," this website explains how dehydration affects the body, how people get dehydrated, and how you can treat and prevent dehydration.

This encyclopedia article on dehydration is organized into several sections, including: "Definition," "Causes, incidence, and risk factors," "Symptoms," and "Treatment."

Regardless of the time of year or region of the country students live in, they have likely experienced moisture on the outside of a cold drink or another cold surface. In this activity, students will prepare a sample of humid air since...