How is Pittsburgh the #1 'most livable city'?
But it is high on the list of cities that are the most polluted?
http://www.post-gazette.com/pg/11053/1127102-53.stm
Using Fluther
or
But it is high on the list of cities that are the most polluted?
http://www.post-gazette.com/pg/11053/1127102-53.stm
or