Bush administration tightens air pollution standards (TODAYonline) A view of downtown Los Angeles,California is seen on a smoggy afternoon. The US Environmental Protection Agency announced Wednesday it is tightening federal air pollution standards by setting more stringent ozone limits for the first time in a decade. [News Source]

Bush administration tightens air pollution standards (AFP via Yahoo! News) The US Environmental Protection Agency announced Wednesday it is tightening federal air pollution standards by setting more stringent ozone limits for the first time since 1997. [News Source]

U.S. tightens ozone standards to fight against air pollution (People’s Daily) The U.S. Environment Protection Agency (EPA) announced on Wednesday a more stringent air quality standard by setting a lower limit for ozone to protect human health and the environment. This is the first time in more than a decade t ... [News Source]

Bush administration tightens air pollution standards (AFP via Yahoo! News) The US Environmental Protection Agency announced Wednesday it is tightening federal air pollution standards by setting more stringent ozone limits for the first time since 1997. [News Source]

EPA May Tighten Smog Rules (Time Magazine) States and local officials across the country awaited word Wednesday on whether they will have to further cut air pollution to protect millions of people [News Source]

Bush administration tightens air pollution standards (AFP via Yahoo! News) The US Environmental Protection Agency announced Wednesday it is tightening federal air pollution standards by setting more stringent ozone limits for the first time in a decade. [News Source]

Bush administration tightens air pollution standards (AFP via Yahoo! UK & Ireland News) The US Environmental Protection Agency announced Wednesday it is tightening federal air pollution standards by setting more stringent ozone limits for the first time in a decade. [News Source]

U.S. EPA Sets Standards to Reduce Air Pollution (Update2) (Bloomberg.com) March 12 (Bloomberg) -- The Bush administration announced the first tightening of air-quality standards since 1997 to reduce pollution from factories, automobiles and utilities that may harm human health. [News Source]

U.S. EPA Sets Standards to Reduce Air Pollution (Update2) (Bloomberg.com) March 12 (Bloomberg) -- The Bush administration announced the first tightening of air-quality standards since 1997 to reduce pollution from factories, automobiles and utilities that may harm human health. [News Source]

FirstEnergy Wants to Monitor Pollution (AP via Yahoo! Finance) FirstEnergy Generation Corp. wants the state's permission to monitor air pollution at the company's Bruce Mansfield Power Plant in Beaver County. [News Source]

FirstEnergy Wants To Monitor Pollution At Beaver County Plant (WTAE-TV Pittsburgh) FirstEnergy Generation Corp. wants the state's permission to monitor air pollution at the company's Bruce Mansfield Power Plant in Beaver County. [News Source]