TY - JOUR AU - Gimeno, Luis AU - De la Torre, Laura AU - Nieto, Raquel AU - Gallego, David AU - Ribera, Pedro AU - GarcĂ­a Herrera, Ricardo Francisco PY - 2007 DO - 10.1016/j.jastp.2007.07.013 SN - 1364-6826 UR - https://hdl.handle.net/20.500.14352/52586 T2 - Journal of atmospheric and solar-terrestrial physics AB - We studied the main climatological features of the Arctic and Antarctic stratospheric vortices, using a new approach based on defining the vortex edge as the 50 hPa geostrophic streamline of maximum average velocity at each hemisphere. Given the use... LA - eng M2 - 1797 PB - Pergamon- Elsevier Science Ltd KW - Potential vorticity KW - Ozone depletion KW - Vortex KW - Climatology KW - Reanalysis KW - Troposphere TI - A new diagnostic of stratospheric polar vortices TY - journal article VL - 69 ER -