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

Observational validation of parameterized gravity waves from tropical convection in the Whole Atmosphere Community Climate Model (WACCM). By M.J. Alexander et al. in the Journal of Geophysical Research: Atmospheres.

Evaluation of polar stratospheric clouds in the global chemistry–climate model SOCOLv3.1 by comparison with CALIPSO spaceborne lidar measurements. By M. Steiner et al. in Geoscientific Model Development.

Is Turning Down the Sun a Good Proxy for Stratospheric Sulfate Geoengineering? By D. Visioni, D.G. MacMartin, and B. Kravitz in the Journal of Geophysical Research: Atmospheres.

Discussion papers – open for comment:

Why we need radar, lidar, and solar radiance observations to constrain ice cloud microphysics. By F. Ewald et al. in Atmospheric Measurement Techniques.