to pollute - to make air, water, or land too dirty and dangerous for people to use in a safe way, a shortage - a lack of something that you need or want, a dump - a place where large amounts of waste are taken, usually outside a town, deforestation - the process of cutting down all the trees from an area of land, soil erosion - the process by which soil is gradually removed by the rain, wind, or sea,

Environmental problems

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