Stratospheric Ozone Depletion: The Main Driver of Twentieth-Century Atmospheric Circulation Changes in the Southern Hemisphere Polvani, Lorenzo M. ; Waugh, Darryn W. ; Correa, Gustavo J. P. ; Son, Seok-Woo Abstract Publication: Journal of Climate Pub Date: February 2011 DOI: 10.1175/2010JCLI3772.1 Bibcode: 2011JCli...24..795P