Earth: The Operators' Manual

Penn State geologist Richard Alley presents an objective assessment of climate change, the problems it poses Earth and why sustainable energy should be embraced. Ancient ice cores, for example, demonstrate that carbon dioxide levels are higher than at any time in the past 400,000 years, and linked to humankind's reliance on fossil fuels. Possible soluti (more…)

Watchlist Added
Where to Watch

Available to Stream

  • Watch on
Jensen Ackles and Jared Padalecki, <em>Supernatural</em>
RIP: Shows Ending in 2020

Say goodbye to your friends

Discover Now!
Peter Weber, <em>The Bachelor</em>
Bach Fans: A Beautiful Podcast to Fall in Love

Listen to every episode

Discover Now!

My News

Sign up and add shows to get the latest updates about your favorite shows - Start Now