An inter-hemispheric seasonal comparison of polar amplification using radiative forcing of a quadrupling CO2 experiment

• Published in: Annales geophysicae (1988) Vol. 38; no. 5; pp. 1123 - 1138
• Main Authors: Casagrande, Fernanda, Buss de Souza, Ronald, Nobre, Paulo, Andre Lanfer Marquez
• Format: Journal Article
• Language: English
• Published: Katlenburg-Lindau Copernicus GmbH 29.10.2020; Copernicus Publications
• Subjects: Air temperature; Albedo; Albedo (solar); Amplification; Arctic zone; Atmosphere; Atmospheric circulation; Atmospheric models; Carbon dioxide; Climate; Climate change; Climate models; Cold climates; Cold season; Experiments; Feedback; General circulation models; Hemispheric laterality; Ice cover; Ice environments; Identification; Inertia; Intercomparison; Latitude; Meridional transport; Numerical experiments; Numerical simulations; Ocean circulation; Ocean currents; Oceans; Ozone; Ozone depletion; Polar environments; Polar regions; Profiles; Radiative forcing; Sea ice; Sea ice concentrations; Seasonal comparisons; Seasonal variations; Seasonality; Seasons; Simulation; Thermal inertia; Vertical profiles; Water circulation; Wind patterns; Southern Hemisphere; Antarctica; Northern Hemisphere; Arctic region; Southern Ocean

The numerical climate simulations from the Brazilian Earth System Model (BESM) are used here to investigate the response of the polar regions to a forced increase in CO2 (Abrupt-4×CO2) and compared with Coupled Model Intercomparison Project phase 5 (CMIP5) and 6 (CMIP6) simulations. The main objecti...