Miss Carson questioned the right of industrial companies to pollute without considering the effects on the environment.

VOA: special.2010.03.14

Event organizers have worked hard to ensure that the games will not pollute the environment.

VOA: special.2010.02.10

Top speed is fifteen kilometers an hour, and the Soleckshaw does not pollute.

VOA: special.2009.05.11

Undigested phosphorus in their waste can pollute water supplies.

VOA: special.2010.02.02

But they can also pollute water and air.

VOA: special.2009.07.28

The waste can also pollute the water when it runs off into streams or overflows the lagoons.

VOA: standard.2010.05.06

Major polluters could buy allowances from the government, and companies that pollute less than their allowances could sell them to those that pollute more.

VOA: standard.2009.06.27

In this village tucked into a rocky mountainside, piles of household refuse tumble down the winding streets and pollute the otherwise picturesque gardens and terrace farms.

VOA: standard.2010.04.01

emissions that will continue to pollute the air and affect the earth's climate.

VOA: standard.2010.06.14

And he knows no landfill liner system is completely leak-proof, meaning there is some possibility that the industrial quantities of waste coming from the oil cleanup could pollute local underground water supplies.

VOA: standard.2010.08.05