By Terri Judd Just when the country was beginning to enjoy some warm weather, experts warned that the sun has arrived with a sting in its tail - the first smog of summer.

By TROY ANDERSON Public health professionals and environmentalists on Thursday urged the U.S. Environmental Protection Agency to strengthen ozone- pollution-control standards in Southern California, saying it would dramatically reduce the death rate caused by smog.

By Lois M. Collins Deseret Morning News The combination of hottest-day-of-the year weather and high levels of smog mean breathing outside today will be unpleasant. And for those with chronic respiratory problems, it's potentially dangerous.

By Laura Giovanelli, Winston-Salem Journal, N.C. Jun. 7--We've all heard the summertime warning. It's a Code Orange day. Young children, the elderly and people with chronic respiratory and cardiac problems should avoid outside activities.

By Jennifer L. Boen, The News-Sentinel, Fort Wayne, Ind. Jun. 1--The Allen County Air Quality Task Force is encouraging residents to do their part to ensure the air they breathe is as healthy as possible. "Air quality affects us all, but children with asthma are especially vulnerable," said Dr.