Nova 1974 | TV Show Watchlist

Nova

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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…)

Premiered: March 3, 1974

Rating: None

User Rating:4.51 out of 5 (139 ratings)

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Season 11, Episode 11 Fire or Ice: The Climate Crisis

First Aired: December 20, 1983

How years of burning fossil fuels have contributed to a gradual warming of the earth known as the greenhouse effect. An increased amount of carbon dioxide in the atmosphere traps the sun's warming infrared rays near the earth.