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

Scale-Dependent Background-Error Covariance Localization: Evaluation in a Global Deterministic Weather Forecasting System. By J-F. Caron and M. Buehner in the Monthly Weather Review.

A warming tropical central Pacific dries the lower stratosphere. By Q. Ding and Q. Fu in Climate Dynamics.

Consistency of climate change projections from multiple global and regional model intercomparison projects. By J. Fernández et al. in Climate Dynamics.

Interdecadal variability of the Warm Arctic and Cold Eurasia pattern and its North Atlantic origin. By M.-Kyung Sung, S-H Kim, B-M. Kim, and Y-S. Choi in the Journal of Climate.

Directional Absorption of Parameterized Mountain Waves and Its Influence on the Wave Momentum Transport in the Northern Hemisphere. By X. Xu et al. in the Journal of Geophysical Research: Atmospheres.

Coupled interannual variability of the Hadley and Ferrel cells. By P. Zurita-Gotor and P. Álvarez-Zapatero in the Journal of Climate.