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NOVA
Why Just Planting Trees Won’t Save the Planet
A paper published in 2019, estimated that there is enough land on Earth to support an extra trillion trees to capture carbon. But in the rush to grow trees, people ignored the supporting environment that exists in a forest. Discover why biodiversity matters in forests.
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Discover the fascinating chemistry that makes our world and everything in it—including us.
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Discover the fascinating chemistry that makes our world and everything in it—including us.
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We can now edit the human genome with a tool called CRISPR. But how far should we go?