A correlation can be between (carbon dioxide levels).Logical formLearned from23 sentences. An atom can be constituted-of-or-filled-with carbon.Logical formLearned from23 sentences. (Carbon dioxide) can be from fossil fuels.Logical formLearned from23 sentences. Permafrost may contain an amount of carbon.Logical formLearned from23 sentences. A major force may promote a release of (carbon dioxide).Logical formLearned from23 sentences. (Carbon nanotubes) can be coiled.Logical formLearned from23 sentences. A (greenhouse gas carbon dioxide) may undergo emissions.Logical formLearned from23 sentences. (Carbon offsets) may undergo a purchase.Logical formLearned from23 sentences. Carbon may play a role.Logical formLearned from23 sentences. (Carbon monoxide) may undergo an emission.Logical formLearned from23 sentences. (Carbon emissions) can be from (power plants).Logical formLearned from23 sentences. Sugars can be from (carbon dioxide).Logical formLearned from23 sentences. A (carbon concentration) can be organic.Logical formLearned from23 sentences. Reductions can be in emissions of (carbon dioxide).Logical formLearned from23 sentences. A (carbon steel) can be flat.Logical formLearned from23 sentences.