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As the need for energy increases while carbon and petroleum are known to be running out, the search is on for cleaner and safer fuels. This program looks at the pros and cons of natural gas as well as at tidal energy, which is renewable and does not cause atmospheric pollution, and at a new form of energy that may supply the engines of our future: green petroleum, which is manufactured from plants. (23 minutes)



 
        

Item#: This title is currently not available.
Copyright date: ©1993




     


Only available in the US, the United Kingdom and South Africa.




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)
 
Nuclear Energy
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This program looks inside a modern nuclear reactor and explores its functions in detail. It also addresses nuclear safety-the various measures intended to diminish the risk of accidents and radioactive emissions. Finally, the program looks at the ste...(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)
 
Nuclear Technology
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Just the term "nuclear energy" makes many people shudder. Yet, though it sometimes escapes human control, nuclear energy is a source of benefits, and could someday even satisfy most of our energy needs. This program takes us to the heart of the atom,...(more details)
 
Energy

Do a runner's energy and the energy used to light and warm us have something in common? This program explains that yes, just like machines, living things consume energy. In nature, the energy of the sun is what nourishes plants, animals, and human be...(more details)
 


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