Every episode of The Nature of Things Season 21 ranked from best to worst. Discover the Best Episodes of The Nature of Things Season 21!

The Nature of Things is a Canadian television series of documentary programs. It debuted on CBC Television on November 6, 1960. Many of the programs document nature and the effect that humans have on it. The program was one of the first to explore environmental issues, such as clear-cut logging.

The series is named after an epic poem by Roman philosopher Lucretius: "Dē Rērum Nātūrā" — On the Nature of Things.

The Best Episodes of The Nature of Things Season 21

The Best Episodes of The Nature of Things Season 21

Seasons63

Season 21 Ratings Summary