air pollution, pollution caused by harmful substances in the air, water pollution, harmful substances in rivers, lakes or seas, plastic waste, plastic objects and packaging that are thrown away, noise pollution, unwanted or harmful levels of sound, soil contamination, dirty or dangerous substances in the soil, littering, rubbish left in public places, sewage /ˈsuː.ɪdʒ/, dirty water from homes, factories, etc., industrial waste, waste produced by factories, greenhouse gases, gases that contribute to global warming, landfill, a place where large amounts of rubbish are buried

Task 2

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