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

Changes in stratospheric transport and mixing during sudden stratospheric warmings. By A. de la Cámara, M. Abalos, and P. Hitchcock in the Journal of Geophysical Research: Atmospheres.

Downward Wave Coupling between the Stratosphere and Troposphere under Future Anthropogenic Climate Change. By S.W. Lubis et al in the Journal of Climate.

Atmospheric QBO and ENSO indices with high vertical resolution from GNSS radio occultation temperature measurements. By H. Wilhelmsen et al. in Atmospheric Measurement Techniques.

Verification in the presence of observation errors: Bayesian point of view. By L. Duc and K. Saito in the Quaterly Journal of the Royal meteorological Society.

Dynamical core in atmospheric model does matter in the simulation of Arctic climate. By S.-Y. Jun, S.-J. Choi, and B.-M. Kim in the Geophysical Research Letters.

QBO-MJO Connection. By C. Zhang, and B. Zhang in the Journal of Geophysical Research: Atmospheres.

Implications of potential future grand solar minimum for ozone layer and climate. By P. Arsenovic et al. in Atmospheric Chemistry and Physics.