20410054 Environmental Physics in Physics LM-17 PLASTINO WOLFANGO
(syllabus)
The Earth-atmosphere system
Composition and structure. Radiative equilibrium of the Earth. The global energy budget.
Hydrostatic equilibrium
Hydrostatic balance. Stratification. Lagrangian interpretation of stratification.
Static stability
Stability categories. Implications for vertical motion. Stabilizing and destabilizing influences. Turbulent dispersion.
Radiative transfer
Description of radiative transfer. Absorption characteristics of gases. Thermal equilibrium. The greenhouse effect.
Large-scale motion
Geostrophic equilibrium. Vertical shear of the geostrophic wind. Frictional geostrophic motion. Curvilinear motion. Weakly divergent motion.
Thermodynamics of gases
Thermodynamic concepts. Adiabatic processes. Diabatic processes.
Heterogeneous systems
Chemical equilibrium. Fundamental relations for a multi-component system. Equilibrium phase transformations.
Transformations of moist air
Implications for the distribution of water vapor. Thermodynamic behaviour accompanying vertical motion. The pseudo-adiabatic chart.
Atmospheric motion and equations
Kinematics of fluid motion. Reynold’s transport theorem. Conservation of mass. The momentum budget.
The planetary boundary layer
Description of turbulence. Structure of the boundary layer. Ekman pumping.
Wave propagation
Acoustic waves. Buoyancy waves. The Lamb wave. Rossby waves. Wave absorption.
Dynamic stability
Inertial stability. Shear stability. The Eady model.
Influence of the Ocean
Composition and structure. Role in the heat budget. Role in the carbon cycle. The wind-driven circulation. The buoyancy-driven circulation. Interannual changes.
(reference books)
Salby M.L. - Physics of the Atmosphere and Climate. Cambridge University Press, 2012 - ISBN:9780521767187
Vallis G.K. - Atmospheric and Oceanic Fluid Dynamics. Cambridge University Press, 2006 - ISBN:9780521849692
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