Limits can be on (mercury emissions).Logical formLearned from8 sentences. Caps can be on emissions.Logical formLearned from8 sentences. An (emission standard) may pertain-to a us-state.Logical formLearned from8 sentences. Some percent can be in emissions.Logical formLearned from8 sentences. A system may cut emissions of (carbon dioxide).Logical formLearned from8 sentences. Some level can be constituted-of-or-filled-with emissions.Logical formLearned from8 sentences. Decreases can be in emissions.Logical formLearned from8 sentences. (Carbon emissions) can be from burning.Logical formLearned from8 sentences. Emissions of (nitrogen oxen) can be a level of a car.Logical formLearned from8 sentences. Developing countries may limit emissions.Logical formLearned from8 sentences. Emissions may go_up.Logical formLearned from8 sentences. Limits can be on emissions of (greenhouse gases).Logical formLearned from8 sentences. Regulations can be on (auto emissions).Logical formLearned from8 sentences. An automobile may undergo emissions.Logical formLearned from8 sentences. Companies may make a transition to emissions.Logical formLearned from8 sentences.