(Pollution records) can be continuous.Logical formLearned from4 sentences. (Cigarette pollution) may be costed.Logical formLearned from4 sentences. Pollution can be in the atmosphere.Logical formLearned from4 sentences. Pollution can be in a society.Logical formLearned from4 sentences. Pollution may undergo a propagation.Logical formLearned from4 sentences. A limit can be on (carbon pollution).Logical formLearned from4 sentences. Pollution can be indiscriminate.Logical formLearned from4 sentences. A forest may have levels of light pollution.Logical formLearned from4 sentences. A (science experiment) can be on (air pollution).Logical formLearned from4 sentences. (Pollution levels) can be similar to findings.Logical formLearned from4 sentences. A scientist may study (pollution clouds).Logical formLearned from4 sentences. Pollution may travel across continents.Logical formLearned from4 sentences. Persons may think about (air pollution).Logical formLearned from4 sentences. (Pollution information) may undergo a visualization.Logical formLearned from4 sentences. (Pollution levels) can be in an area.Logical formLearned from4 sentences.