Plain Language Summary Present-day climate models are not able to simulate small-scale phenomena, which are represented by means of simplified descriptions. Among these processes, atmospheric gravity waves are important for the upper atmosphere, as they influence its structure, interacting with the mean flow. These small waves are often associated to convection, but their intermittent nature is not always present in climate models. Here we describe how this property can be included in the representation of gravity waves and which are the effects on the simulated upper atmosphere.

Impact of a Stochastic Nonorographic Gravity Wave Parameterization on the Stratospheric Dynamics of a General Circulation Model

Serva F
Primo
;
Cagnazzo C;
2018

Abstract

Plain Language Summary Present-day climate models are not able to simulate small-scale phenomena, which are represented by means of simplified descriptions. Among these processes, atmospheric gravity waves are important for the upper atmosphere, as they influence its structure, interacting with the mean flow. These small waves are often associated to convection, but their intermittent nature is not always present in climate models. Here we describe how this property can be included in the representation of gravity waves and which are the effects on the simulated upper atmosphere.
2018
Istituto di Scienze dell'Atmosfera e del Clima - ISAC
QBO, stochastic parameterization, gravity wave
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Utilizza questo identificativo per citare o creare un link a questo documento: https://hdl.handle.net/20.500.14243/397086
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