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Évad 29
Bemutató időpontja
1988 Nov 05
Scientists study animal and human sense of smell.
Scientists study animal and human sense of smell.
Bemutató időpontja
1988 Nov 12
Something terrible is happening to the forests of eastern North America. Acid rain is killing the deciduous trees, especially the sugar maple. The Nature of Things takes a hard look at the devastation taking place in front of our eyes.
Something terrible is happening to the forests of eastern North America. Acid rain is killing the deciduous trees, especially the sugar maple. The Nature of Things takes a hard look at the devastation taking place in front of our eyes.
Bemutató időpontja
1988 Nov 26
Multicelled human organisms evolve from matter created 14.5 billion years before.
Multicelled human organisms evolve from matter created 14.5 billion years before.
Bemutató időpontja
1988 Dec 02
Analyzing facial musculature, and a Hindu hospital for birds.
Analyzing facial musculature, and a Hindu hospital for birds.
Bemutató időpontja
1988 Dec 09
A Jamaican bat cave; gardening and ecological principles.
A Jamaican bat cave; gardening and ecological principles.
Bemutató időpontja
1988 07
During the summer, several Rivers Maritimes
are so shallow that it is difficult to navigate.
During the summer, several Rivers Maritimes
are so shallow that it is difficult to navigate.
Bemutató időpontja
1988 14
The causes and the effects of drought in India.
The causes and the effects of drought in India.
Bemutató időpontja
1988 28
The Bald Eagle, an endangered species; Dirigibles from yesterday to today.
The Bald Eagle, an endangered species; Dirigibles from yesterday to today.
Bemutató időpontja
1989 Feb 04
Sore back and available treatments now.
Sore back and available treatments now.
Bemutató időpontja
1989 Feb 11
Swiss artist Bruno Manser works to save the Penan tribe of the Malaysian forest.
Swiss artist Bruno Manser works to save the Penan tribe of the Malaysian forest.
Bemutató időpontja
1989 Feb 18
The sources and treatments of back pain; the manufacture and application of man-made structural colours.
The sources and treatments of back pain; the manufacture and application of man-made structural colours.
Bemutató időpontja
1989 Feb 25
This episode has no summary.
This episode has no summary.
Bemutató időpontja
1989 Már 08
Psychologist John Kennedy, from the University of Toronto, examines the ability of blind people to create and interpret visual images.
Psychologist John Kennedy, from the University of Toronto, examines the ability of blind people to create and interpret visual images.
Bemutató időpontja
1989 Már 22
American painter Roger Tory Peterson's influence on the popularity of birdwatching.
American painter Roger Tory Peterson's influence on the popularity of birdwatching.
Bemutató időpontja
1989 Ápr 01
All you need to know about aging.
All you need to know about aging.
Bemutató időpontja
1989 Máj 12
This episode has no summary.
This episode has no summary.
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