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    American Museum of Natural History
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    Learners observe two model atmospheres -- one with normal atmospheric composition and another with an elevated concentration of carbon dioxide. These two model atmospheres are exposed to light...

    Ages 14 - 18
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    Integrated Teaching and Learning Program, College of Engineering, University of Colorado at Boulder
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    Through discussion and hands-on experimentation, learners examine the geological (ancient) carbon cycle. They investigate the role of dinosaurs in the carbon cycle and the eventual storage of...

    Ages 11 - 14

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