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

 

Evidence for energetic particle precipitation and quasi-biennial oscillation modulations of the Antarctic NO2 springtime stratospheric column from OMI observations. By E.M. Gordon, A. Seppälä, and J. Tamminen in Atmospheric Chemistry and Physics.

On the forcings of the unusual Quasi-Biennial Oscillation structure in February 2016. By H. Li, R.P. Kedzierski, and K. Matthes in Atmospheric Chemistry and Physics.

Stratospheric impact on the Northern Hemisphere winter and spring ozone interannual variability in the troposphere. By J. Liu et al. in Atmospheric Chemistry and Physics.

Zonal Similarity of Long‐term Changes and Seasonal Cycles of Baseline Ozone at Northern Mid‐latitudes. By D.D. Parrish et al. in the Journal of Geophysical Research: Atmospheres.

 

Discussion papers – open for comment:

Sensitivity of the southern hemisphere tropospheric jet response to Antarctic ozone depletion: prescribed versus interactive chemistry. By S. Haase et al. in Atmospheric Chemistry and Physics.