11.   Conservation Commission Chairman Barry McBee said that development in the Austin area and elsewhere indicates that the new rules will prevent pollution of the water source.

12.   Consulting with businesses to help them prevent pollution instead of cracking down as soon as a violation is found.

13.   He successfully campaigned to force the Navajo Power Plant in northern Arizona to install scrubbers to prevent air pollution over the Grand Canyon.

14.   He said that steps would be taken to prevent environmental pollution.

15.   It is an approach that the Clinton administration has increasingly adopted as a way of putting pressure on industry and others to prevent pollution.

16.   It also plans to employ modern planning and technical operations to prevent pollution.

17.   Molten Metal, based in Waltham, Massachusetts, sells services for preventing pollution and treating hazardous and radioactive waste.

18.   One industry fact sheet suggests that regulators could be forced to restrict backyard barbecues to prevent air pollution.

19.   Pumping at those two wells has been reduced to prevent pollution being sucked into them.

20.   Proponents said the amendment would preserve the regulations implemented to prevent pollution.