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Σεζόν 32
Ημερομηνία προβολής
Οκτ 02, 1991
Season Premiere - Visits to research facilities in Canada, the United States and Great Britain highlight the debate on animal research issues.
Season Premiere - Visits to research facilities in Canada, the United States and Great Britain highlight the debate on animal research issues.
Ημερομηνία προβολής
Οκτ 09, 1991
Documentary about the precarious situation of grizzly bears in Canada.
Documentary about the precarious situation of grizzly bears in Canada.
Ημερομηνία προβολής
Οκτ 16, 1991
Folder on research conducted by the experts of air safety when an aircraft accident occurs.
Folder on research conducted by the experts of air safety when an aircraft accident occurs.
Ημερομηνία προβολής
Οκτ 30, 1991
Advances in forensics that uses new techniques including DNA identification.
Advances in forensics that uses new techniques including DNA identification.
Ημερομηνία προβολής
Νοέ 13, 1991
The oil addiction of the industrialized world.
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The oil addiction of the industrialized world.
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Ημερομηνία προβολής
Νοέ 20, 1991
Documentary on our biological clock.
Documentary on our biological clock.
Ημερομηνία προβολής
Νοέ 27, 1991
Since 1950, the human population of the world has doubled to nearly five and a half billion people. The major factor behind our assault on the environment is the rapidly accelerating
.. show full overview
Since 1950, the human population of the world has doubled to nearly five and a half billion people. The major factor behind our assault on the environment is the rapidly accelerating growth of the human population. The world population is exploding and we must find a way to control our numbers.
Ημερομηνία προβολής
Δεκ 04, 1991
A portrait of the life of the wild dog by photographer Hugh Miles that includes the forces threatening the extinction of Africa's most endangered carnivore.
A portrait of the life of the wild dog by photographer Hugh Miles that includes the forces threatening the extinction of Africa's most endangered carnivore.
Ημερομηνία προβολής
Ιαν 15, 1992
Lasers have uses in communications, education, medicine, manufacturing and war.
Lasers have uses in communications, education, medicine, manufacturing and war.
Ημερομηνία προβολής
Ιαν 22, 1992
The life cycles of the animals living in the giant kelp forests off the coast of California.
The life cycles of the animals living in the giant kelp forests off the coast of California.
Ημερομηνία προβολής
Φεβ 05, 1992
Documentary on the inhabitants of the three cities that are urging the government to act against industrial pollution.
Documentary on the inhabitants of the three cities that are urging the government to act against industrial pollution.
Ημερομηνία προβολής
Μαρ 11, 1992
Documentary on marine fossils buried the in the Rocky Mountain feet.
Documentary on marine fossils buried the in the Rocky Mountain feet.
Ημερομηνία προβολής
Μαρ 18, 1992
Documentary on migratory birds.
Documentary on migratory birds.
Ημερομηνία προβολής
Απρ 29, 1992
Title to be confirmed.
Title to be confirmed.
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