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Major mid-winter stratospheric sudden warmings (SSWs) are the largest instance of wintertime variability in the Arctic stratosphere. Because SSWs are able to cause significant surface weather anomalies on intra-seasonal timescales…
The Pacific-South American (PSA) pattern is an important mode of climate variability in the mid-to-high southern latitudes. It is widely recognized as the primary mechanism by … which the El Nino-Southern Oscillation (ENSO) influences the south-east Pacific and … south-west Atlantic…
This study provides a comprehensive analysis of observed 50-year (1961-2010) seasonal air temperature trends from radiosonde ascents above Antarctica. Comparisons between multiple radiosonde data sets (homogenized in different ways)…
Stratosphere-to-troposphere transport (STT) provides an important … natural source of ozone to the upper troposphere, but the characteristics of … STT events in the Southern Hemisphere extratropics and their contribution to … the regional tropospheric ozone budget remain poorly constrained. Here…
Near-synchronized in situ, space-borne (A-Train) and ground-based … lidar observations are employed to evaluate the boundary-layer clouds (BLCs) over Tasmania and the adjacent Southern Ocean (SO) simulated by the … limited-area version of Australian Community Climate and Earth System … Simulator…