Pollution can be microscopic.Logical formLearned from4 sentences. (Traffic restrictions) may keep pollution.Logical formLearned from4 sentences. Pollution may be caused by real-estate development.Logical formLearned from4 sentences. A scale may pertain-to (pollution problems).Logical formLearned from4 sentences. Pollution can be from agrochemicals.Logical formLearned from4 sentences. A (climate pollution reduction scheme) may pertain-to a federal government.Logical formLearned from4 sentences. (Air pollution particles) may lead to (heart function).Logical formLearned from4 sentences. Pollution can be from areas.Logical formLearned from4 sentences. Bits can be constituted-of-or-filled-with pollution.Logical formLearned from4 sentences. Research can be on costs of pollution.Logical formLearned from4 sentences. Some premature deaths may be linked to pollution.Logical formLearned from4 sentences. Pollution may change the weather.Logical formLearned from4 sentences. A (pollution reduction scheme) may pertain-to a country.Logical formLearned from4 sentences. Evidence may pertain-to pollution.Logical formLearned from4 sentences. An (air pollution) can be severe.Logical formLearned from4 sentences.