Role of Organisms in Carbon Cycle -

carbon cycle The carbon cycle's not a cool new bike: It's how carbon moves around through different forms in the atmosphere Find out why it's so important!

Carbon cycle definition: the circulation of carbon atoms in the biosphere as a result of photosynthetic conversion of carbon dioxide into complex organic krebs cycle The GLOBE Carbon Cycle Project is one of the four Earth System Science Projects funded by NASA and The National Science Foundation to develop hands-on, science-