Synthetic trees, Aerial Drones and Other Awesome Fixes for Climate Change

6.30.11: In this week’s feature we asked the question: What would you invent to combat carbon dioxide emissions? No wrong answers.

We spoke with Physicist Klaus Lackner of Columbia University’s Earth Institute and learned how his invention, the synthetic tree, can remove one ton of carbon dioxide a day from the atmosphere. We also heard from  group of seventh graders at the school Quest 2 Learn on how aerial dones and water powered cars can save the earth.

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