The Curiosity rover launched<span> on a two-stage Atlas V-541 </span>launch<span> vehicle, provided by United </span>Launch<span>Alliance, a joint venture of Boeing Co. and Lockheed Martin Corp.</span>
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i dont know
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blah blah blah your welcome
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Carbon dioxide controls the amount of water vapor in the atmosphere and thus the size of the greenhouse effect. Rising carbon dioxide concentrations are already causing the planet to heat up.
