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Electric cars seem increasingly likely to replace our gas-guzzling vehicles. Could a new generation of emission-free electric planes do the same to the polluting airliners in our skies--a major step in the fight against climate change? NOVA looks at…

As global temperatures rise, scientists are exploring solutions from planting trees to sucking carbon out of the air to geoengineering. But would they work? And what are the risks of engineering Earth's climate? Distributed by PBS Distribution.

Join scientists on a quest to better understand the weather and climate machine we call Earth. Why do scientists overwhelmingly agree that our climate is changing, and how can we be resilient - even thrive -in the face of enormous change? Distributed…