Emissions of (carbon dioxide) may grow some percent.Logical formLearned from12 sentences. A male may study amounts of (carbon dioxide).Logical formLearned from12 sentences. A (carbon dioxide) can be from eruptions.Logical formLearned from12 sentences. Persons may reduce an amount of (carbon dioxide).Logical formLearned from12 sentences. (Carbon nanofibers) can be aligned.Logical formLearned from12 sentences. Carbon may undergo exchanges.Logical formLearned from12 sentences. (Carbon monoxide) may undergo a conversion.Logical formLearned from12 sentences. A (carbon sequestration) can be long-term.Logical formLearned from12 sentences. (Carbon dioxide) may undergo an abundance.Logical formLearned from12 sentences. Carbon can be neutral.Logical formLearned from12 sentences. A (carbon footprint) may pertain-to a US-city.Logical formLearned from12 sentences. (Carbon emissions) can be worldwide.Logical formLearned from12 sentences. A (carbon dioxide) may pertain-to a male.Logical formLearned from12 sentences. (Carbon dioxide) may spew into the atmosphere.Logical formLearned from12 sentences. A (carbon carbon nose cap) can be reinforced.Logical formLearned from12 sentences.