(Carbon dioxide) may undergo emissions.Logical formLearned from3 450 sentences. A (carbon footprint) may pertain-to a person.Logical formLearned from1 488 sentences. Levels can be constituted-of-or-filled-with (carbon dioxide).Logical formLearned from721 sentences. A (carbon footprint) may pertain-to persons.Logical formLearned from605 sentences. (Carbon dioxide) may undergo concentration.Logical formLearned from552 sentences. (Carbon dioxide) may undergo concentrations.Logical formLearned from527 sentences. (Carbon emissions) can be global.Logical formLearned from395 sentences. (Carbon emissions) may pertain-to a country.Logical formLearned from375 sentences. Levels can be constituted-of-or-filled-with (carbon monoxide).Logical formLearned from358 sentences. (Carbon dioxide emissions) can be global.Logical formLearned from333 sentences. (Carbon dioxide) can be in the atmosphere.Logical formLearned from311 sentences. Carbon can be inorganic.Logical formLearned from311 sentences. (Carbon dioxide emissions) may pertain-to a country.Logical formLearned from309 sentences. (Carbon dioxide) may undergo an emission.Logical formLearned from309 sentences. (Carbon emissions) may pertain-to persons.Logical formLearned from280 sentences.