August 17, 2009 There is an air quality warning in PGH because of too much ozone. #proofthatglobalwarmingisaliberalhoax There is an air quality warning in PGH because of too much ozone. #proofthatglobalwarmingisaliberalhoax ← "Air quality warning"? WTF PGH, is this a normal occurence? We've got green buildings coming out the ears here, how can this be? @a Oh damn. I knew it was coming soon, but I didn't realize it was THAT soon! Congratulations! →