Part two of a six-part series on pollution. The ways man has succeeded, and failed, to duplicate in his cities checks and balances of natural environment.
Final program of a sub-series on pollution and conservation. This program offers statements and observations by experts on extent of pollution in world today and what can be done to improve it.
This program focuses on research into effects of drugs on cancers in mice being conducted by internationally renowned cancer team at Toronto's Princess Margaret Hospital.
Second in a series of three programs on Canada's museums. This program presents views from adults - those who feel past has no relevance to their lives, and others who find themselves culturally enriched by past.
Research into physics of sound and hearing has caused increasing alarm among scientists and physicians about effects of high noise levels upon people, and destructive psychological and physical effects of constant noise pollution.
