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Networks:
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First Aired: March 11, 1981
Blackfly: A look at the life cycle of the blackfly, and its effects in northern Canada and Africa. Desalination: A practical method of desalination using reverse osmosis is presented. Memory – Come to think of it (repeat): A look at recent research into the brain's memory capacities. Dr. Karl Illmensee: A look at the work being done by Dr. Karl Illmensee [de] at the University of Geneva to study the possibility of causing cancerous cells to revert to normal cells.