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NOVA
Can We Cool the Planet? Promo
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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53:19
Investigate one of the most powerful volcanic eruptions in recorded history.
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53:31
Follow scientists determined to save the critically endangered right whale.
53:31
Here’s how the U.S. could reach net-zero carbon emissions by 2050.
53:31
Americans use ancient wisdom and new technology to fight extreme weather.
53:31
See the latest stunning images and discoveries from the James Webb Space Telescope.
53:21
Archaeological discoveries reveal traces of ancient civilizations in the Amazon.
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53:20
Thousands race to build Europe's biggest construction project–London's new railroad.
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53:31
Who created the Nazca lines and why? New clues to one of the greatest ancient enigmas.
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53:43
A team tackles the restoration of iconic Notre Dame Cathedral.
53:43
Ancient footprints provide new evidence of humans and extinct giant beasts of the Ice Age.
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53:20
How could a single ship cause a major supply chain crisis around the globe?
53:16
Sir David Attenborough explores a site with traces of ancient mammoths and Neanderthals.