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Temporada 37
Fecha de emisión
Oct 03, 1996
An exploration into the issue of race and how it determines physical well-being and defines social groups.
An exploration into the issue of race and how it determines physical well-being and defines social groups.
Fecha de emisión
Oct 10, 1996
This episode has no summary.
This episode has no summary.
Fecha de emisión
Oct 24, 1996
The program documents what is now the most threatened biological community in the world, the wetlands. It shows the effects of industrial development, levees, and dams in Illinois,
.. show full overview
The program documents what is now the most threatened biological community in the world, the wetlands. It shows the effects of industrial development, levees, and dams in Illinois, Mississippi and Ontario and documents successful efforts to restore wetlands in both rural and urban areas.
Fecha de emisión
Oct 31, 1996
This episode has no summary.
This episode has no summary.
Fecha de emisión
Nov 14, 1996
The growing populations of pelicans and cormorants on the prairie lakes of Canada are blamed for the collapse of inland fishery.
The growing populations of pelicans and cormorants on the prairie lakes of Canada are blamed for the collapse of inland fishery.
Fecha de emisión
Dic 05, 1996
A growing number of people are developing asthma, possibly caused by a combination of allergens and pollution.
A growing number of people are developing asthma, possibly caused by a combination of allergens and pollution.
Fecha de emisión
Dic 19, 1996
Winter gathering of thousands of Bald Eagles north of Vancouver.
Winter gathering of thousands of Bald Eagles north of Vancouver.
Fecha de emisión
Feb 13, 1997
History of the nuclear power industry from the postwar days of fascination with the potential
of the power, through the era of protests in the 60's, the accidents of the 70's and
.. show full overview
History of the nuclear power industry from the postwar days of fascination with the potential
of the power, through the era of protests in the 60's, the accidents of the 70's and 80's,
from Three Mile Island to Chernobyl, which have changed the public perception of nuclear power.
Fecha de emisión
Feb 20, 1997
The wildlife in the Yellowstone mountainous region to the Yukon.
The wildlife in the Yellowstone mountainous region to the Yukon.
Fecha de emisión
Mar 06, 1997
This episode has no summary.
This episode has no summary.
Fecha de emisión
Mar 13, 1997
A look at the earthquakes that occur on the same day but a year apart in different parts of the globe.
A look at the earthquakes that occur on the same day but a year apart in different parts of the globe.
Fecha de emisión
Mar 20, 1997
The lions in the area of Ngorongoro Crater, east of Africa.
The lions in the area of Ngorongoro Crater, east of Africa.
Fecha de emisión
Mar 27, 1997
A look on reproductive hormones and the effects on humans and animals.
A look on reproductive hormones and the effects on humans and animals.
Fecha de emisión
Abr 03, 1997
This episode has no summary.
This episode has no summary.
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