It encourages people to earn more, while encouraging businesses to pollute less.
From the newscientist.com
U.S.-banned chemicals travel from Asia, Russia and Africa to pollute our waters.
From the freep.com
Excessive fertilizer can run off into the gutters and pollute creeks and rivers.
From the sacbee.com
If they are not, they will be sold to someone else who will use them to pollute.
From the guardian.co.uk
The era of gas guzzlers that clatter through streets and pollute the air is over.
From the sciencedaily.com
Wastewater from the ponds can seep into groundwater and pollute lakes and rivers.
From the sciencedaily.com
Let those gas companies pollute our water supplies and destroy our eco systems.
From the dailymercury.com.au
They'd be particularly likely to pollute nearby water when used as a soil drench.
From the sfgate.com
The government gives companies a permit allowance equal to how much they pollute.
From the timesunion.com
More examples
Make impure; "The industrial wastes polluted the lake"
(polluted) contaminated: rendered unwholesome by contaminants and pollution; "had to boil the contaminated water"; "polluted lakes and streams"
Pollution is the introduction of contaminants into a natural environment that causes instability, disorder, harm or discomfort to the ecosystem i.e. physical systems or living organisms. Pollution can take the form of chemical substances or energy, such as noise, heat, or light. ...
To make something harmful, especially by the addition of some unwanted product; To make something or somewhere less suitable for some activity, especially by the introduction of some unnatural factor; To corrupt or profane; Polluted
(polluted) Defiled; made unclean or impure; debauched
(polluting) Adapted or tending to pollute; causing defilement or pollution
To make the air, soil, or water unclean or unsafe to use.
To make dirty or impure through the introduction of a harmful or hazardous element.
To make an environment unsuitable for organisms because of substances introduced into air, water, or soil.