Housing may produce (carbon emissions).Logical formLearned from14 sentences. (Carbon emissions) can be in a country.Logical formLearned from14 sentences. An atmosphere may be composed of (carbon dioxide).Logical formLearned from14 sentences. Increases can be in (carbon dioxide).Logical formLearned from14 sentences. Carbon may undergo a formation.Logical formLearned from14 sentences. Carbon can be spent.Logical formLearned from14 sentences. Carbon can be ambient.Logical formLearned from14 sentences. Imports can be constituted-of-or-filled-with carbon.Logical formLearned from14 sentences. A (carbon dioxide) can be annual.Logical formLearned from14 sentences. (Carbon reduction cases) can be stringent.Logical formLearned from14 sentences. Methods can be for (carbon sequestration).Logical formLearned from14 sentences. Exposure can be to (carbon dioxide).Logical formLearned from14 sentences. Carbon may undergo a partitioning.Logical formLearned from14 sentences. A (carbon quality line pipe) can be circular.Logical formLearned from14 sentences. A system can be constituted-of-or-filled-with (carbon trading).Logical formLearned from14 sentences.