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SPOTLIGHT

1. AIR POLLUTION:

EPA science advisers to endorse tighter ozone standard

U.S. EPA science advisers decided today to recommend lowering the federal ozone standard to no more than 70 parts per billion. Tightening the standard, which is now 75 ppb, would reduce asthma and other health problems linked to smog, the Clean Air Scientific Advisory Committee and its ozone review panel found.

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