11.   Other rules would curb pollution from cattle and pig feedlots and mercury emissions from power plants.

12.   Rather than call on government to curb pollution, they called for disclosure of emissions data.

13.   The announcement comes amid a flurry of promising developments in efforts to curb transportation pollution.

14.   The Clinton administration, seeking to toughen clean air standards without hurting U.S. businesses, may broaden a program that lets companies make money when they curb pollution.

15.   The industry also says the longer trucks reduce the number of truck trips, curbing pollution and reducing the risk of accidents.

16.   They say it is important to reduce the demand for electricity in order to curb air pollution by diminishing the amount of fuel burned in power plants.

17.   U.S. President Bill Clinton arrived in Sydney to emphasize the importance of curbing pollution in this fast-growing region.

18.   A decade ago, the government launched a plan to clean the river, but environmental activists say it has failed to curb pollution.

19.   A state board Thursday adopted new regulations for portable gas cans in an effort to curb pollution from spills and fumes.

20.   Among the agreements signed by Clinton and Frei was one urging stronger efforts by both industrial and developing nations to curb air pollution that aggravates global warming.