(Greenhouse gas) may undergo emissions.Logical formLearned from73 sentences. Emissions can be from industry.Logical formLearned from73 sentences. (Greenhouse gas emissions) can be increased.Logical formLearned from73 sentences. Hydrocarbons may undergo emissions.Logical formLearned from73 sentences. (Carbon dioxide emissions) may pertain-to plants.Logical formLearned from72 sentences. Emissions may be blamed for global warming.Logical formLearned from72 sentences. (Carbon dioxide emissions) can be combined.Logical formLearned from71 sentences. (Greenhouse emissions) may pertain-to a country.Logical formLearned from71 sentences. A level can be constituted-of-or-filled-with emissions.Logical formLearned from70 sentences. Emissions can be in developing countries.Logical formLearned from69 sentences. Emissions can be from automobiles.Logical formLearned from69 sentences. Controls can be on emissions.Logical formLearned from69 sentences. An emission can be global.Logical formLearned from68 sentences. Emissions can be hazardous.Logical formLearned from68 sentences. (Greenhouse gas emissions) can be man-made.Logical formLearned from68 sentences.