12.831 Dynamics and Transport in the Stratosphere


Graduate; Spring
(Next offerred: Spring '01)
Prereq.: 12.803 or 12.810 or permission of instructor
Units: 3-0-9


Observed characteristics of the stratosphere and mesosphere. Climatological heat budget. Wave transport theory. Tides. Gravity waves. Gravity wave breaking. Traveling planetary waves. Quasi-stationary ultralong waves; propagation in winter, wave breaking. Impact on the mean circulation. Potential vorticity diagnostics; dynamics of the disturbed polar vortex. "Warmings." Equatorial waves in the stratosphere. Theory of the quasi-biennial oscillation. Transport of trace constituents.
R. A. Plumb


09 Feb 2000