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Stagione 28
Data di messa in onda
Ott 14, 1987
Declining populations of sea birds on the Gulf of St. Lawrence.
Declining populations of sea birds on the Gulf of St. Lawrence.
Data di messa in onda
Ott 21, 1987
Modern uses of radar, and the philosophy and science of dowsing for water.
Modern uses of radar, and the philosophy and science of dowsing for water.
Data di messa in onda
Ott 28, 1987
The physiology of speech production, and fossils in shale.
The physiology of speech production, and fossils in shale.
Data di messa in onda
Nov 04, 1987
Los Angeles County's toxic waste strike force, and how fish swim.
Los Angeles County's toxic waste strike force, and how fish swim.
Data di messa in onda
Nov 18, 1987
The fate of the Franklin expedition through the Arctic.
The fate of the Franklin expedition through the Arctic.
Data di messa in onda
Nov 25, 1987
The long-term effects of fall-out from Chernobyl are still being debated. The pros and cons of nuclear power have been hotly debated for the past decade, but the shock waves of the
.. show full overview
The long-term effects of fall-out from Chernobyl are still being debated. The pros and cons of nuclear power have been hotly debated for the past decade, but the shock waves of the accidents at Three Mile Island and Chernobyl have brought that debate to a boil. This episode looks at that debate. How safe are reactors and waste disposal? What about uranium mining, weapons proliferation, and the economics? How safe is nuclear energy and what are the alternatives?
28x7
A Year in the Life of the Bald Eagle / Balloons and Airships
Episode overview
Data di messa in onda
Dic 02, 1987
A year in the life of a bald eagle, and history of balloons and airships.
A year in the life of a bald eagle, and history of balloons and airships.
Data di messa in onda
Dic 16, 1987
How zoos can help prevent the extinction of wildlife; Arctic wildlife.
How zoos can help prevent the extinction of wildlife; Arctic wildlife.
Data di messa in onda
Dic 30, 1987
This episode has no summary.
This episode has no summary.
Data di messa in onda
Gen 06, 1988
This episode has no summary.
This episode has no summary.
Data di messa in onda
Gen 13, 1988
This episode has no summary.
This episode has no summary.
Data di messa in onda
Gen 20, 1988
Science and technology restructure society.
Science and technology restructure society.
Data di messa in onda
Gen 27, 1988
Report on perestroika (restructuring) USSR. Is she
doomed to success or failure?
Report on perestroika (restructuring) USSR. Is she
doomed to success or failure?
Data di messa in onda
Feb 03, 1988
This episode has no summary.
This episode has no summary.
Data di messa in onda
Feb 10, 1988
This episode has no summary.
This episode has no summary.
Data di messa in onda
Feb 17, 1988
This episode has no summary.
This episode has no summary.
Data di messa in onda
Mar 02, 1988
This episode has no summary.
This episode has no summary.
28x18
Ultimo episodio della stagione
Puffins and Prey / The Stein Valley
Episode overview
Data di messa in onda
Mar 16, 1988
This episode has no summary.
This episode has no summary.
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