
Can We Cool the Planet? Promo
Preview: Season 47 Episode 16 | 28sVideo has Closed Captions
Scientists look to geoengineering and other methods to cool the planet.
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?
National Corporate funding for NOVA is provided by Carlisle Companies. Major funding for NOVA is provided by the NOVA Science Trust, the Corporation for Public Broadcasting, and PBS viewers.

Can We Cool the Planet? Promo
Preview: Season 47 Episode 16 | 28sVideo has Closed Captions
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?
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NOVA Labs
NOVA Labs is a free digital platform that engages teens and lifelong learners in games and interactives that foster authentic scientific exploration. Participants take part in real-world investigations by visualizing, analyzing, and playing with the same data that scientists use.Providing Support for PBS.org
Learn Moreabout PBS online sponsorshipHow Much Coal Do People Burn Each Year?
Video has Closed Captions
See how much CO2 we add to the atmosphere each year. (2m 13s)
Meet the NASA Scientist Who Uses Lasers to Study Forests
Video has Closed Captions
This researcher shoots lasers at trees in order to measure how much carbon forests store. (4m 5s)
What is Solar Geoengineering and Why is it Controversial?
Video has Closed Captions
Solar geoengineering is like drawing a curtain over the face of the Earth. (4m 16s)
Providing Support for PBS.org
Learn Moreabout PBS online sponsorshipNational Corporate funding for NOVA is provided by Carlisle Companies. Major funding for NOVA is provided by the NOVA Science Trust, the Corporation for Public Broadcasting, and PBS viewers.