SPARC Science update: 16 August – 22 August

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

Analysis of global trends of total column water vapour from multiple years of OMI observations. By C. Borger, S. Beirle, and T. Wagner in Atmospheric Chemistry and Physics.

GNSS radio occultation in-filling of the African radiosonde data gaps reveals drivers of tropopause climate variability. By T. Ding et al. in The Journal of Geophysic Research: Atmospheres.

Ozone–gravity wave interaction in the upper stratosphere/lower mesosphere. By A. Gabriel in Atmospheric Chemistry and Physics.

Quantifying stratospheric biases and identifying their potential sources in subseasonal forecast systems. By Z.D. Lawrence et al. in Weather and Climate Dynamics.

Investigations on Concentric Gravity Wave Sources over the Brazilian Equatorial Region. By P.K. Nyassor et al. in the Journal of Gephysical Research: Atmospheres.

Discussion papers – open for comment:

Airborne coherent wind lidar measurements of the momentum flux profile from orographically induced gravity waves. By B. Witschas et al. in Atmosheric Measurement Techniques.