SPARC Science Update: 18-24 March

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

An improved parameterisation of ozone dry deposition to the ocean and its impact in a global climate–chemistry model. By A.K. Luhar et al. in Atmospheric Chemistry and Physics.

Relative Roles of the MJO and Stratospheric Variability in North Atlantic and European Winter Climate. By C. Schwartz and C.I. Garfinkel in the Journal of Geophysical research: Atmospheres.

Upper tropospheric cloud systems derived from IR sounders: properties of cirrus anvils in the tropics. By S.E. Protopapadaki et al. in Atmospheric Chemistry and Physics.

Sulfate geoengineering: a review of the factors controlling the needed injection of sulfur dioxide. By D. Visioni et al. in Atmospheric Chemistry and Physics.

Global distribution of CO2 in the upper troposphere and stratosphere. By M. Diallo et al. in Atmospheric Chemistry and Physics.

Seasonal Prediction Skill of Northern Extratropical Surface Temperature Driven by the Stratosphere. By L. Jia in the Journal of Climate.

The potential value of early (1939–1967) upper-air data in atmospheric climate reanalysis. By H. Hersbach et al. in the Quarterly Journal of the Royal Meteorological Society.

Accelerated increase in the Arctic tropospheric warming events surpassing stratospheric warming events during winter. By S.-Y.S. Wang et al. in Geophysical Research Letters.

Discussion papers – open for comment

Potential impact of carbonaceous aerosols on the Upper Troposphere and Lower Stratosphere (UTLS) during Asian summer monsoon in a global model simulation. By S. Fadnavis et al. in Atmospheric Chemistry and Physics Discussions.

Winds and temperatures of the Arctic middle atmosphere during January measured by Doppler lidar. By J. Hildebrand et al. in Atmospheric Chemistry and Physics Discussions.

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