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

A Case Study of Convectively Sourced Water Vapor Observed in the Overworld Stratosphere over the United States. By J.B. Smith et al. in the Journal of Geophysical Research: Atmospheres.

On the spatio-temporal representativeness of observations. By N. Schutgens et al. in Atmospheric Chemistry and Physics.

Modeling the inorganic bromine partitioning in the tropical tropopause layer over the eastern and western Pacific Ocean. By M.A. Navarro et al. in Atmospheric Chemistry and Physics.

Sensitivity of the tropical stratospheric ozone response to the solar rotational cycle in observations and chemistry–climate model simulations. By R. Thiéblemont et al. in Atmospheric Chemistry and Physics.

Processes maintaining tropopause sharpness in numerical models. By L. Saffin et al. in the Journal of Geophysical Research: Atmospheres.

Downward Influence of QBO-like Oscillation on Moist Convection in a Two-Dimensional Minimal Model Framework. By H.H. Bui et al. in the Journal of the Atmospheric Sciences.

Discussion papers – open for comment

Multi-model comparison of the volcanic sulfate deposition from the 1815 eruption of Mt. Tambora. By L. Marshall et al. in Atmospheric Chemistry and Physics Discussions.

On the distortions in calculated GW parameters during slanted atmospheric soundings. By A. de la Torre et al. in Atmospheric Measurement Techniques Discussions.

Retrieval of ozone profiles from OMPS limb scattering observations. By C. Arosio et al. in Atmospheric Measurement Techniques Discussions.

Chemical and climatic drivers of radiative forcing due to changes in stratospheric and tropospheric ozone over the 21st century. By A. Banerjee et al. in Atmospheric Chemistry and Physics Discussions.