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Factories can pollute the air.
To make something dirty or harmful to the environment.
We must stop people from polluting our rivers.
Cars can pollute the atmosphere.
Littering can pollute our parks.
pollute the environment
pollute the water
pollute the air
contaminate
taint
dirty
Factories can pollute the river.
To make something dirty or harmful, especially the air, water, or land.
Cars can pollute the air.
Litter can pollute the park.
Chemicals can pollute the soil.
pollute the environment
pollute the water
pollute the air
contaminate
taint
dirty