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

 

Realistic simulation of tropical atmospheric gravity waves using radar‐observed precipitation rate and echo top height. By M. Bramberger, M.J. Alexander, and A.W. Grimsdell in the Journal of Advances in Modeling Earth Systems.

Differences between the 2018 and 2019 stratospheric polar vortex split events. By A.H. Butler et al. in the Quarterly Journal of the Royal Meteorological Society.

Modelling the potential impacts of the recent, unexpected increase in CFC-11 emissions on total column ozone recovery. By J. Keeble et al. in Atmospheric Chemistry and Physics.

Describing the Relationship between a Weather Event and Climate Change: A New Statistical Approach. By A. Ribes, S. Thao, and J. Cattiaux in the Journal of Climate.

Variability and past long-term changes of brominated very short-lived substances at the tropical tropopause. By S. Tegtmeier et al. in Atmospheric Chemistry and Physics.

Observation and Simulation of Mountain Wave Turbulence above Iceland: Turbulence Intensification due to Wave Interference. By H. Wilms, M. Bramberger, and A. Dörnbrack in the Quarterly Journal of the Royal Meteorological Society.

A more general paradigm for understanding the decoupling of stratocumulus‐topped boundary layers: the importance of horizontal temperature advection. By Y. Zheng, D. Rosenfeld, and Z. Li in the Geophysical Research Letters.

 

Discussion papers – open for comment:

Pollution trace gas distributions and their transport in the Asian monsoon upper troposphere and lowermost stratosphere during the StratoClim campaign 2017. By S. Johansson et al. in Atmospheric Chemistry and Physics.

Evidence for the predictability of changes in the stratospheric aerosol size following volcanic eruptions of diverse magnitudes using space-based instruments. By L.W. Thomason et al., in Atmospheric Chemistry and Physics.