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The Search for Clean Air
This program presents a clear, forceful, and thorough exposition of the problems of air pollution: its causes; its effects on forests, streams, and human health; and the issues involved in correcting the problems. Narrated by Walter Cronkite, the pro...(more details) |
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$169.95 |
| DVD + 3-Year Streaming |
$254.93 |
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$169.95 |
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Alternative Power Sources and Renewable Energy
This program demonstrates how wind turbines, solar cells, hybrid automobiles, and coal gasification plants are beginning to transform the way the world is powered. The U.S. Secretary of Energy, the director of the National Wind Technology Center, the...(more details) |
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$129.95 |
| DVD + 3-Year Streaming |
$149.93 |
| 3-Year Streaming |
$129.95 |
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Wastewater Treatment and Discharge
This program illustrates the physical, biological, and chemical treatment processes required to decontaminate industrial and residential wastewater and describes ways in which discharge is being put to work. Two wastewater treatment facilities are to...(more details) |
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$149.95 |
| DVD + 3-Year Streaming |
$224.93 |
| 3-Year Streaming |
$149.95 |
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Waste Generation, Characterization, Collection, Transfer, and Disposal
The U.S. produces 200 million tons of municipal solid waste per year-and the landfill area used by the nation's ten largest cities alone is larger than the entire state of Indiana. Divided into two episodes, this program draws on the knowledge of Wil...(more details) |
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$99.95 |
| DVD + 3-Year Streaming |
$149.93 |
| 3-Year Streaming |
$99.95 |
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Lifecycle Assessment: The Environmental Impact of Manufacturing
The planet is not a garbage can, as every Earth-friendly manufacturer knows. This program charts the process of lifecycle assessment for items made of metal, plastic, and wood. The environmental impacts of specific products are followed in detail, in...(more details) |
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$99.95 |
| DVD + 3-Year Streaming |
$149.93 |
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$99.95 |
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