SPARC Science Update: 19-25 September

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

Use of North American and European air quality networks to evaluate global chemistry–climate modeling of surface ozone. By J.L. Schnell et al. in Atmospheric Chemistry and Physics.

The GOME-type Total Ozone Essential Climate Variable (GTO-ECV) data record from the ESA Climate Change Initiative. By M. Coldewey-Egbers et al. in Atmospheric Measurement Techniques.

Global OZone Chemistry And Related trace gas Data records for the Stratosphere (GOZCARDS): methodology and sample results with a focus on HCl, H2O, and O3. By L. Froidevaux et al. in Atmospheric Chemistry and Physics.

Is a high-altitude meteorological analysis necessary to simulate thermosphere-stratosphere coupling? By D.E. Siskind et al. in the Journal of Geophysical Research: Atmospheres.

Multi-Sensor Profiling of a Concentric Gravity Wave Event Propagating from the Troposphere to the Ionosphere. By I. Azeem et al. in Geophysical Research Letters.

Variability in Antarctic ozone loss in the last decade (2004–2013): high-resolution simulations compared to Aura MLS observations. By J. Kuttipurath et al. in Atmospheric Chemistry and Physics.

Observational evidence of strengthening of the Brewer-Dobson circulation since 1980. By Q. Fu et al. in the Journal of Geophysical Research: Atmospheres.

Inter-model diversity in jet stream changes and its relation to Arctic climate in CMIP5. By Y. Yim et al. in Climate Dynamics.

A decomposition of ENSO’s impacts on the northern winter stratosphere: competing effect of SST forcing in the tropical Indian Ocean. By J. Rao and R. Ren in Climate Dynamics.

Discussion papers – open for comment

Transport across the tropical tropopause layer and convection. By A.-S. Tissier and B. Legras in Atmospheric Chemistry and Physics Discussions.

Using beryllium-7 to assess cross-tropopause transport in global models. By H. Liu et al in Atmospheric Chemistry and Physics Discussions.

Transport pathways from the Asian monsoon anticyclone to the stratosphere. By H. Garny and W. J. Randel in Atmospheric Chemistry and Physics Discussions.

Water vapour variability in the high-latitude upper troposphere – Part 2: Impact of volcanic emissions. By C.E. Sioris et al. in Atmospheric Chemistry and Physics Discussions.

Improved simulation of tropospheric ozone by a global-multi-regional two-way coupling model system. By Y.-Y. Yan et al. in Atmospheric Chemistry and Physics Discussions.