Videos in Global Warming

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The Keeling Curve Turns 50
The Keeling Curve Turns 50
The inception of the "Keeling Curve," a history of atmospheric carbon dioxide levels, marked a key moment in American science history. The record began in March, 1958 at a small observatory on the...
3029 views since Jan 30, 2008
Emperors of the Extreme
Emperors of the Extreme
Emperor penguins can flourish in locales where few other animals roam. But scientists now wonder if they can adapt to a new threat: climate change.
2982 views since Jan 23, 2008
History's Warming
History's Warming
An ancient global warming episode drastically changed the planet. Life on Earth needed 200,000 years to recover. What we're headed for in the next century could be even bigger.
2661 views since Jan 7, 2008