SPARC Science update: 30 September –7 October

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


When and where do ECMWF seasonal forecast systems exhibit anomalously low signal‐to‐noise ratio? By A.J. Charlton-Perez et al. in the Quarterly Journal of the Royal Meteorological Society.

Structural changes and variability of the ITCZ induced by radiation–cloud–convection–circulation interactions: inferences from the Goddard Multi-scale Modeling Framework (GMMF) experiments. By W.K.M. Lau et al. in Climate Dynamics.

Rare warming over Antarctica reveals power of stratospheric models. News article by Dyanni Lewis in Nature.

Improved Simulation of the QBO in E3SMv1. By J.H. Richter et al. In the Journal of Advances in Modeling Earth Systems.

Quantifying stochastic uncertainty in detection time of human-caused climate signals. By B.D. Santer et al. in the Proceedings of the National Academy of Sciences of the Unted States of America (PNAS).


Discussion papers – open for comment:

Improving the prediction of an atmospheric chemistry transport model using gradient boosted regression trees. By P.D. Ivatt and M.J. Evans in Atmospheric Chemistry and Physics.

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.

The SSP greenhouse gas concentrations and their extensions to 2500. By M. Meinhausen et al. in Geoscientific Model Development.