Was heißt »verunreinigen« auf Englisch?

Das Verb verunreinigen lässt sich wie folgt von Deutsch auf Englisch übersetzen:

Deutsch/Englische Beispielübersetzungen

Abgase von Fabriken verunreinigen die Luft.: Exhaust from factories pollutes the air.
Abwasser verunreinigt oft das Meer.: Sewage often pollutes the ocean.
Die Ölkatastrophe verunreinigte die Bucht.: The oil spill polluted the bay.
Der Grundwasserleiter ist verunreinigt.: The aquifer is contaminated.
Das Wasser war mit Öl verunreinigt.: The water was fouled by oil.

Your trainers are dirty. Take them off before you come in.
Tom got his clothes dirty.
Tom has got his clothes dirty.
The fridge is dirty.
It is known that the water from the river is dirty.
How did your T-shirt get so dirty? Were you rolling in the mud?
My glasses are dirty.
Tom is wearing dirty clothes.
Your windscreen is dirty.
He threw his dirty, smelly socks on the floor.
My hands are dirty. I've been mending my bike.
When you come in from outside, take your shoes off, otherwise you'll make my kitchen dirty.
One of the two shoes is dirty.
One of the shoes is dirty.
Your shirt is dirty.
Looking through the dirty window of a train carriage, I saw the face of a girl I knew well.
He doesn't mind if her car is dirty.
He doesn't mind if his car is dirty.
The windows are dirty.
Just put the dirty washing in the clothes basket in the bathroom.