(Carbon taxes) may undergo an introduction.Logical formLearned from10 sentences. (Carbon emissions) can be constituted-of-or-filled-with some percent.Logical formLearned from10 sentences. Caps may be made of (carbon dioxide ice).Logical formLearned from10 sentences. A (carbon budget) may pertain-to the world.Logical formLearned from10 sentences. A (carbon budget) may pertain-to the worlds.Logical formLearned from10 sentences. Carbon can be trapped.Logical formLearned from10 sentences. Some bubble can be in (carbon trading).Logical formLearned from10 sentences. (Carbon permits) may undergo auctions.Logical formLearned from10 sentences. A (carbon footprint) may pertain-to homes.Logical formLearned from10 sentences. (Carbon dioxide emissions) can be from human activities.Logical formLearned from10 sentences. (Consumption dnc carbon footprint dnc) can be more.Logical formLearned from10 sentences. A (carbon dioxide infrastructure) may pertain-to a polity.Logical formLearned from10 sentences. A (carbon dioxide infrastructure) can be liberal.Logical formLearned from10 sentences. Targets can be for (carbon emissions).Logical formLearned from10 sentences. Gentry may drink carbon.Logical formLearned from10 sentences.