"EPA Will Enforce Bush-Era Ozone Limit, Agency Chief Says"
"U.S. EPA plans to enforce smog rules that were put in place under George W. Bush, now that President Obama has asked the agency to wait until 2013 to move on still-stricter air quality standards for ozone, Administrator Lisa Jackson told lawmakers on Capitol Hill [Thursday] morning.
Jackson had spent the past two years reconsidering the limit of 75 parts per billion, which was finalized in 2008, because it was higher than the range of 60 to 70 ppb recommended by the agency's science advisers.