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Bembenic, Meredith Hill; Cratsley, Chira Endress; Hartwell, Bradley; Guertin, Laura; Furman, Tanya – Science Scope, 2012
As the United States strives to achieve energy independence, students need to be literate about energy and environmental issues. In this article, the authors present a lesson about the nation's electricity resources that is part 1 of a free, comprehensive unit on coal and energy that is available online (http://tinyurl.com/coalenergyunit). The…
Descriptors: Environmental Education, Fuels, Energy, Graduate Students
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Roman, Harry T. – Tech Directions, 2005
A photovoltaic panel can convert sunlight directly into electricity. If one connects enough of them in a series-parallel arrangement called a solar array, they can provide about half of a home's annual electricity needs. The panels comprise specially treated electronic materials that when exposed to sunlight will give up electrons freely, and…
Descriptors: Energy, Energy Education, Power Technology, Light
Gibbons, John H.; And Others – Scientific American, 1989
Discusses the efficient use of energy. Compares reserves and pollutants generated by natural gas, oil, and coal. Points out some alternative energy sources and ways for improving energy efficiency in buildings, industrial processes, and transportation. Describes some problems in developing and developed countries. (YP)
Descriptors: Alternative Energy Sources, Building Operation, Developed Nations, Developing Nations
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Williams, Jim; Greacen, Chris; Elliot, John – Tribal College, 1997
Describes the significance of renewable energy and its ecological and social benefits to Native American people. (YKH)
Descriptors: Alternative Energy Sources, American Indian Culture, American Indians, Conservation (Environment)