This video follows an expedition to the headwaters of the Chesapeake Bay to investigate how human actions create dead zones in underwater areas. The video explores the impact of air pollution on waterways and the role of nitrogen in...

U.S. farms, ever more productive, are draining water supplies and often fouling the nation's rivers. What can farmers do to improve water quality? And how is that objective balanced against the increasing demand for food?

Distance learning video about water quality.

ACT: Both urban and rural waterways are often impacted by the presence of nearby communities. In rural West Virginia the students at Petersburg Elementary School are learning how to protect natural water resources during science class....

Aaron Parker is a water quality specialist for the Makah Fisheries Environmental Division. As a member of the Makah Tribe, he conducts nearshore and instream water sampling, monitors for harmful algal blooms, and works with other...

These videos compliment the variety of water quality programs that occur in Acadia National Park. For teachers looking for good background information on water quality or those looking to attend the Floating Classroom field trip, this...

Beginning 200 years ago, many of Vermont’s rivers were straightened for agriculture, logging and to power turbines. Today one of three river miles in Vermont has been straightened, causing the waters to run deeper and faster – and erode...

These videos compliment the variety of water quality programs that occur in Acadia National Park. For teachers looking for good background information on water quality or those looking to attend the Floating Classroom field trip, this...

A USDA initiative along Florida's Gulf Coast is helping farmers there make improvements in their operations to help prevent runoff and erosion from ultimately reaching the Gulf.

This video discusses the potential water crisis in Singapore due to climate change. It explores the various ways Singapore obtains its water and how climate change can disrupt these sources. The focus is on the impact of plankton blooms...

COVID-19 led to changes in human activities around the globe. Some bodies of water have run clearer, emissions of pollutants have temporarily declined, and transportation and shipment of goods have decreased. We can see...

A USDA initiative along the Gulf of Mexico is helping farmers there improve water quality, reduce soil erosion and enhance wildlife habitat on their agricultural land. Farmers carry out conservation practices that prevent nutrients and...

From space, satellites such as the NASA and USGS Landsat 8 can help scientists identify where an algal bloom has formed in lakes or rivers. It’s a complicated data analysis process, but one that researchers are...

The Chesapeake Bay receives water from the 64,000 square miles of land surrounding the bay and Landsat satellites are a critical and invaluable tool for characterizing the landscape and mapping it over time. Landsat data provides a...

When we look into the vastness of space, our home planet stands out in many ways. One of the most crucial is the presence of abundant, accessible freshwater -- as a liquid, solid and gas. Water helps make our planet...

In this episode, Bill Taylor, a fourth generation oyster farmer and President of Taylor Shellfish Farms, shares his family's century-old connection to the shellfish industry his great-grandfather helped develop, and to the South Puget...

An innovative USDA initiative along the Gulf of Mexico is helping farmers in Mississippi's coastal counties prevent sediment and nutrients from washing into nearby waterways that drain into the Gulf.

This video explains the importance of measuring the pH of water and how it can affect the plants and animals living in it. The hosts demonstrate two methods of measuring pH and show the impact of pollution on the water's acidity.

In this video, Philippe Cousteau joins students from Petersburg Elementary to learn how to collect and identify benthic macro-invertebrates in a stream. They use a kick net to collect the organisms and a dichotomous key to identify them....

Baltimore, Maryland is a major city situated on the Chesapeake Bay- a sprawling 64,000 square mile watershed. Currently, the Chesapeake is facing an environmental crisis due to pollutants. Scientist Claire Welty of the University of...