Giant Carbon Dioxide Vacuums
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Watch this video about giant carbon dioxide vacuums on HowStuffWorks. Could big machines that soak up carbon dioxide be part of the solution to global warming? One company thinks its giant carbon... (more info)

Watch this video about giant carbon dioxide vacuums on HowStuffWorks. Could big machines that soak up carbon dioxide be part of the solution to global warming? One company thinks its giant carbon dioxide vacuums can help clean the greenhouse gas out of the air. See how global warming and giant carbon dioxide vacuums work in this video from ScienCentral.

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