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Topic: Limnology

Change grade range

Resource	Grade Level	Media Type
Changing Arctic Landscape In this video adapted from the Arctic Athabaskan Council, learn how warmer temperatures in the Arctic are transforming the landscape, triggering a host of effects such as permafrost thawing and insect infestations.	6-12	QuickTime Video
The Disappearing Aral Sea This visualization adapted from NASA features satellite images showing how more than 60 percent of the Aral Sea has disappeared during the last 30 years.	6-12	Flash Interactive
Flood: Farming and Erosion In this video segment adapted from NOVA, scientists investigate how farming along the Mississippi River impacts floods and what can be done about it.	3-12	QuickTime Video
The Grand Canyon: Conservation and Development This video segment adapted from NOVA explores the effects of the Glen Canyon Dam on the beaches, wildlife, and vegetation of the Colorado River.	3-12	QuickTime Video
The Great Flood of 1993 In this video segment adapted from NOVA, a meteorologist explains how an unusual weather pattern led to one of the most devastating floods of this century.	6-12	QuickTime Video
Hurricane Katrina: Wetland Destruction Tour the wetlands south of New Orleans that were damaged by Hurricane Katrina in this video segment from NOVA scienceNOW.	6-12	QuickTime Video
The Mississippi River Delta These images from NASA, the Lunar and Planetary Institute, and U.S. Geological Survey illustrate the effects of severe storms and decades of river management on the size and shape of the Louisiana coastline and the Mississippi River Delta.	6-12	Flash Interactive
Pollution Along the Rhine River This video segment adapted from Race to Save the Planet discusses the effects of water pollution along the Rhine River and its impact on local wildlife.	6-12	QuickTime Video
Sound Waves Underwater: The Loch Ness Monster This video segment, adapted from NOVA follows a team of enthusiasts and scientists who attempt to find a trace of the Loch Ness monster by scouring the lake with sonar.	6-12	QuickTime Video
The Value of Wetlands This video segment adapted from Texas Parks and Wildlife Department explores the role of the wetlands in our environment, including providing habitats for wildlife, acting as natural water filters, and playing a part in the greater water cycle.	4-10	QuickTime Video
Water Conservation: Denver, CO This video segment adapted from Last Oasis explores the use of new dams as a way to provide or store water. In the 1990s, the city of Denver was looking for a new source of water for its growing population, and its plan to build a new dam suddenly became highly controversial.	3-12	QuickTime Video