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

Indian monsoon derailed by a North Atlantic wavetrain. By P.J. Borah et al. in Science.

Representing model uncertainty in multi‐annual predictions. By D.J. Befort, C.H. O’Reilly, and A. Weisheimer in the Geophysical Research Letters.

Impact of Lagrangian transport on lower-stratospheric transport timescales in a climate model. By E.J. Charlesworth et al. in Atmospheric Chemistry and Physics.

Tropospheric ozone variability over Hong Kong based on recent 20‐year (2000–2019) ozonesonde observation. By Z. Liao et al., in the Journal of Geophysical Research: Atmospheres.

Dating hiatuses: a statistical model of the recent slowdown in global warming and the next one. By J.I. Miller and K. Nam in Earth System Dynamics.

Comparison of Major Sudden Stratospheric Warming Impacts on the Mid-Latitude Mesosphere Based on Local Microwave Radiometer CO Observations in 2018 and 2019. By Y. Shi et al. in Remote Sensing.

Drivers of Upper Atmosphere Climate Change. By Sarah Stanley, EOS; with reference to I. Cnossen, Analysis and Attribution of Climate Change in the Upper Atmosphere From 1950 to 2015 Simulated by WACCM‐X, JGR: Space Physics.