A video demonstrating how to use macro invertebrates to explore water quality.Follow a high school class on their journey to figure out the water quality in their area. [1:55]

Hank talks about the last major way humans are impacting the environment: pollution. Pollution takes many forms - from the simplest piece of litter to the more complex endocrine distruptors - and ultimately, humans are responsible for it...

The urban and rural activities of our complex social system aimed toward comfort and progress also have harmful side effects. This segment from a WPSU documentary Liquid Assets describes how the water resources of one city are suffering...

In this video segment from Louisville Life, high school students in Louisville, Kentucky describe the benefits of creating rain gardens as a solution to non-point source water pollution. [2:17]

A video showing the garbage that Jean-Michel Cousteau collected on their "Voyage to Kure". Video describes where the garbage is found, where it comes from, and why it is there. There is also a page dedicated to educator resources. [3:51]

Students test a variety of filter materials to see how well they remove particles and color from contaminated water. [10:26]

Paul Andersen explains how water quality can be degraded by pollutants. Wastewater is the main source of water pollution and can be measured using the BOD (biochemical oxygen demand). Dead zones, cultural eutrophication, disease, and...

A scientist discusses her work studying the travel times of pollutants in waterways around Baltimore's Chesapeake Bay, which is on the brink of an environmental crisis. Her research team is trying to understand how this urban water cycle...

Plastic is an important and durable material. However, because it is so inexpensive and easy to make, it is creating a big problem for the world's oceans. In this video you will learn how when the sun breaks down our plastic debris, it...

Exploring the characteristics of water quality in the Florida Keys. Includes information about how other areas may also affect the Keys.

Students and citizen groups seek to restore and reclaim damaged, changed, or polluted estuaries. [6:52]

A quick overview of how a combined sewer overflow system works, and why heavy rains can be bad for estuaries. [1:42]

The estuary stands as the last barrier between the Pacific Ocean and pollution. Its mix of plants and silt acts as a filter that purifies contaminated inland rain and flood waters before they reach the ocean. [3:47]

Follow rain running off parking lots and roads in central North Carolina on a journey to the estuary hundreds of miles away. Good footage showing runoff from areas of development and beautiful estuary montage at the end. [7:30]

A video [01:40:00] in which President Obama discusses the commission that has been created to consider causes of the oil spill in the Gulf of Mexico, and the options that need to be taken to prevent a similar disaster. Duration: 1 m 40...

Pollution in urban estuaries is a serious problem. Cleaning up this toxic legacy is a long-term and expensive proposition. [7:05]

Autumn Peltier, a 16-year-old from Wiikwemkoong First Nation in Ontario, speaks up and fights for clean drinking water in Canada's Indigenous communities. [3:23]

This video segment adapted from FRONTLINE: "Poisoned Waters" explains how the Potomac River, like many other rivers, serves as both a drinking water supply and a dumping ground for wastewater. With proper processing, a water recycling...

In this video segment adapted from 'Need to Know,' learn about health concerns regarding exposure to chemicals used in natural gas drilling. An animation shows how the process of hydraulic fracturing-fracking-is used to extract natural...

Learn how farm runoff impacts water quality and human health. Tour the water treatment plant in Des Moines, Iowa, and learn how the water is filtered, in this video excerpted from the independent film 'Big River: A King Corn Companion.'...

Learn how waterways are polluted by agricultural pesticides such as atrazine, a herbicide commonly used on corn farms, in this video segment featuring live-action animation adapted from the independent film 'Big River: A King Corn...

In this media gallery, learn about the chemistry involved in water pipes and why a failure to protect against corrosion in the water system of Flint, Michigan, tainted city water with lead and a dangerous strain of bacteria, in this...

Take a trip to the Planet Earth Museum to visit the different zones on earth and how they are affected by pollution. Included is a printable activity to reinforce the learning.

This video segment adapted from 'Earthkeeping: Toxic Racism' looks at how pollution from an industrial hog farm impacts people who live near the farm. Learn about waste lagoons and other environmental hazards from animal feeding...