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

Limits on the ability of global Eulerian models to resolve intercontinental transport of chemical plumes. By S.D. Eastham and D.J. Jacobs in Atmospheric Chemistry and Physics.

Respective roles of direct GHG radiative forcing and induced Arctic sea ice loss on the Northern Hemisphere atmospheric circulation. By T. Oudar et al. in Climate Dynamics.

Global carbonyl sulfide (OCS) measured by MIPAS/Envisat during 2002–2012. By N. Glatthor et al. in Atmospheric Chemistry and Physics.

The influence of the Calbuco eruption on the 2015 Antarctic ozone hole in a fully coupled chemistry-climate model. By D.J. Ivy et al. in Geophysical Research Letters.

Impact of mountains on tropical circulation in two Earth System Models. By Z. Naiman et al. in the Journal of Climate.

Global emissions of fluorinated greenhouse gases 2005–2050 with abatement potentials and costs. By P. Purohit and L. Höglund-Isaksson in Atmospheric Chemistry and Physics.

An assessment of the climatological representativeness of IAGOS-CARIBIC trace gas measurements using EMAC model simulations. By J. Eckstein et al. in Atmospheric Chemistry and Physics.

The influence of dynamical variability on the observed Brewer–Dobson Circulation trend. By S.C. Hardiman in Geophysical Research Letters.

Discussion papers – open for comment

Stratospheric Aerosol Climatology over Ethiopia and Retrieval of its Size Distribution. By M.G. Homa et al. in Atmospheric Chemistry and Physics Discussions.

Quantifying pollution transport from the Asian monsoon anticyclone into the lower stratosphere. By F. Ploeger et al. in Atmospheric Chemistry and Physics Discussions.