Season 14, Episode 6 The Hole in the Sky
First Aired: February 24, 1987
A report on "The Hole in the Sky" over Antarctica caused by the deterioration of the ozone layer that protects the earth from the sun's ultraviolet rays. Also: how changes in atmospheric gases are changing the earth's climate.
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- Premiered: March 3, 1974
- Rating: None
- Premise: PBS's premier science-documentary series, which has won six Peabody Awards and more than 20 Emmys (four in 2002 alone) since its 1974 debut. `Nova' clearly, and often engagingly, `demystifies' a vast range of science, technology and history topics---past a… (more)