toxic - fumes, factory - waste, acid - rain, natural - habitats, solar - power, plant and fish - species, polluted - clouds, air, soil and water - pollution, collect - rubbish, clean - out a pond, build - nesting boxes, recycle - cans, teach - the cycle of life, read a book - about ecology, plant - trees,

Spotlight 7 unit 8a, 8b

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