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Nonaxisymmetric Thermally Driven Circulations and Upper-Tropospheric Monsoon Dynamics
Publisher: American Meteorological Society
Abstract: The authors investigate the nonlinear dynamics of almost inviscid, thermally forced, divergent circulations in situations that are not axisymmetric. In shallow-water numerical calculations, asymmetry is imposed on a locally ...
Stratospheric Sudden Coolings and the Role of Nonlinear Wave Interactions in Preconditioning the Circumpolar Flow
Publisher: American Meteorological Society
Abstract: In a, series of idealized numerical experiments, Butchart et al (1982) have recently established that the configuration of the mean zonal wind occurring immediately before the wavenumber-2 major stratospheric warming of ...
On the Need to Evaluate Operational Weather Modification Projects
Publisher: American Meteorological Society
Abstract: Use Of weather modification by farm groups, state agencies, and power companies to perform operational projects continues to expand. Seven percent of the United States experienced cloud seeding during 1977. The major ...
Some Eulerian and Lagrangian Diagnostics for a Model Stratospheric Warming
Publisher: American Meteorological Society
Abstract: Some new diagnostics are presented for a wavenumber-2 sudden warming, simulated by a version of Holton's semi-spectral, primitive-equation model. First, Eliassen-Palm cross sections exhibiting the Eliassen-Palm (EP) ...
Trend in Atmospheric Angular Momentum in a Transient Climate Change Simulation with Greenhouse Gas and Aerosol Forcing
Publisher: American Meteorological Society
Abstract: The authors investigate the change of atmospheric angular momentum (AAM) in long, transient, coupled atmosphere?ocean model simulations with increasing atmospheric greenhouse gas concentration and sulfate aerosol loading. ...
The Joint Aerosol–Monsoon Experiment: A New Challenge for Monsoon Climate Research
Publisher: American Meteorological Society
Abstract: Aerosol- and moonsoon-related droughts and floods are two of the most serious environmental hazards confronting more than 60% of the population of the world living in the Asian monsoon countries. In recent years, thanks ...