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Over 200 years of industrial activity have left the earth with a legacy of pollution and waste. This program looks at how pollution from everyday industrial production and from ecological disasters like the Exxon Valdez oil spill can be cleaned up with bacterial treatment. The mighty microbe is no longer a laboratory curiosity. The program demonstrates how microbes can and are being used successfully in the fight against pollution. (28 minutes)



 
                

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Copyright date: ©1996




     


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The Search for Clean Air
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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)
 
The Last Drop: Is the World Running Out of Water?
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Water shortages contribute to many regional conflicts worldwide. Only two-and-a-half percent is fresh, and it is therefore a precious commodity. This documentary illustrates how the worsening problem of global water shortage leads to regional politic...(more details)
 
Waste Disposal
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Household waste can cause pollution of all kinds, but more and more of these wastes can be recycled effectively and economically. The result is reduced pollution and a useful new source of raw materials and energy. Hospital waste disposal presents th...(more details)
 
The Cells from Hell: Toxic Algae
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From Delaware to North Carolina, a formerly unknown species of toxic algae has been implicated in an alarming series of fish kills and associated human illnesses. This program scrutinizes the dinoflagellate known as Pfiesteria piscicida. Discovered b...(more details)
 
Ecotechnology and Ecological Management

More than half the wetlands in the U.S. have been drained or destroyed, while traditional farming methods have allowed topsoil to erode into streams and lakes. What is being done to heal the habitats crucial to the well-being of planet Earth? In this...(more details)
 


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