We ought to do our best not to pollute our environment.
Factories pollute the environment.
The environment is polluted in different ways.
All vehicles that use petrol pollute the environment
Cycling is good exercise. Moreover, it doesn't pollute the air.
Industrial wastes pollute the earth.
Travelling by bus or bike, you could pollute less.
Englisch Wort "verschmutzen"(pollute) tritt in Sätzen auf:Flashcards aus dem Buch - "Christmas Sunshine" (Va...An Iconvenient Truth