SPARC Science update: 23 December – 5 January

A selection of new science articles from the past week of interest to the SPARC community (a SPARC Office choice).



First Successful Hindcasts of the 2016 Disruption of the Stratospheric Quasibiennial Oscillation. By S. Watanabe et al. in the Geophysical Research Letters.

On the climate impacts of upper tropospheric and lower stratospheric ozone. By Y. Xia, Y. Huang, and Y. Hu in the Journal of Geophysical Research: Atmospheres.

Convectively-driven tropopause-level cooling and its influences on stratospheric moisture. By J. Kim, W.J. Randel, and T. Birner in the Journal of Geophysical Research: Atmospheres.

The South Georgia Wave Experiment (SG-WEX): radiosonde observations of gravity waves in the lower stratosphere. Part I: Energy density, momentum flux and wave propagation direction. By T. Moffat-Griffin et al. in the Quaterly Journal of the Royal Meteorological Society.



Discussion papers – open for comment

Widespread polar stratospheric ice clouds in the 2015/2016 Arctic winter – Implications for ice nucleation. By C. Voigt et al. in Atmospheric Chemistry and Physics.

GRACILE: A comprehensive climatology of atmospheric gravity wave parameters based on satellite limb soundings. By M. Ern et al in Earth System Science Data.