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Unformatted text preview: What role did the roaches play in the biosphere? Pollunators and caused many other species to go extinct. Describe the situation with the ants. The ants quickly took over the biosphere compared to the other insects. Eventually they started making their way in and out of the dome, hurting the cause of the experiment. What caused the carbon dioxide levels to increase? The massive amount of concrete used to build the biosphere. How was the problem resolved? By tripling the rainfall in the desert and taking 4 tons of wood from the desert a year. Describe the problem in terms of biogeochemical recycling. How did concrete relate to the carbon sinks in the real world? Concrete is just one of millions of substances used in Earths biosphere. Every element must maintain proper balance or, on a much larger and slower scale, the entire planet could result in the same fate as the experiment....
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- Fall '07