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Topic: Soils

Change grade range

Resource	Grade Level	Media Type
Booming Sands This video segment, adapted from NOVA scienceNOW, presents basic concepts of physics behind "booming" sand dunes. See how surface tension affects potential and kinetic energy and how it all works together to create sound.	6-12	QuickTime Video
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
Earth System: Drought and Air Quality This video segment adapted from NASA's Goddard Space Flight Center discusses how a drought can have negative effects locally, for example by increasing the number of forest fires, and also globally, for example by impacting air quality thousands of miles away.	3-12	QuickTime Video
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 Nitrogen Cycle Nitrogen, one of the most abundant elements in the universe, is essential to life. This interactive activity adapted from the University of Alberta provides an overview of the nitrogen cycle.	9-12	Flash Interactive
Organic Farming: Conserving Top Soil Against the backdrop of the devastating 1930's Dust Bowl, this video segment adapted from Interactive NOVA profiles an organic farmer and the techniques he uses to conserve topsoil.	3-12	QuickTime Video
Soils Around the World Not all soils are the same. This interactive activity produced for Teachers' Domain features photographs of the 12 major soil types and maps that highlight their distribution around the world.	6-12	Flash Interactive
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: Israel This video segment adapted from Last Oasis shows how Israel has attempted to meet the challenge of providing enough water for agricultural needs. Featured are two methods: recycled water and drip irrigation.	3-12	QuickTime Video