As of June 2008 the International Air Transport Association has eliminated these, maybe saving a tree or 2
... APTA, ICF International: Public Transportation and Petroleum Savings in the ... 
Public transportation not only reduces congestion on the roads, but helps 
eliminate... [DOC] [TLE] Ch june 2008 by Amita Srivastava - issuu [PAR] Jul 29, 2016 ... 2.qxd.