Life in Our Universe

Evidence of the First Life on Earth

Educational Mar 2, 2013 31 min The Great Courses Signature Collection

Available on Prime Video, The Great Courses Signature Collection

S1 E6: How has the Earth managed to stay within a moderate range of temperatures for billions of years, despite the atmosphere's wild fluctuations in oxygen? Study how convection, greenhouse gases, and the carbon rock cycle contribute to a powerful system of checks and balances that keep Earth's climate consistent with supporting life. Also, meet some of Earth's earliest life.

Educational Mar 2, 2013 31 min The Great Courses Signature Collection

TV-PG

Information

Released: 2013
Run Time: 31 min
Rated: TV-PG

Languages

Original Audio: English
Audio: English (AAC), English (United States)
Subtitles: English (CC)

Accessibility

: Closed captions (CC) refer to subtitles in the available language with the addition of relevant non-dialogue information.