1. Relation between Large-Scale Circulation and European Winter Temperature: Does It Hold under Warmer Climate?
- Author
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Goubanova, K., Li, L., Yiou, P., and Codron, F.
- Subjects
ATMOSPHERIC circulation ,CLIMATE research ,WINTER ,TEMPERATURE ,GREENHOUSE gases ,CLIMATE change ,HYPOTHESIS ,WEATHER - Abstract
The idea of using large-scale information to predict local climate variability is widely exploited in climate change impact studies as an alternative to computationally expensive high-resolution models. This approach implies the hypothesis that the statistical relationship between large-scale climate states and local variables defined for the present-day climate remains valid in the altered climate. In this paper, the concept of weather regimes is used to deduce a relationship between large-scale circulation and European winter temperature. The change in temperature with increased greenhouse gases is, however, not homogeneous among the individual regimes. As a result, the impact of the weather regimes on local temperature changes varies in the future, limiting its usefulness for refining temperature changes to the small scale. [ABSTRACT FROM AUTHOR]
- Published
- 2010
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