noun
definition
(earth science) The horizontal movement of a body of atmosphere (or other fluid) along with a concurrent transport of its temperature, humidity etc.
definition
The transport of a scalar by bulk fluid motion.
Examples of advection in a Sentence
As an example of advection let us consider 1D advection of a constant gradient of some scalar.
Thus in regions where there is strong horizontal advection our 1-d model can not hope to reproduce the patterns in biological activity.
Ascent occurs ahead of a surface warm anomaly warm advection (Laplacian of the thermal advection ).
The vertical advection is performed by considering control volumes, which are remapped on to the original or levels.
The process by which this cold, dry air moves horizontally into an area is known as cold air advection.
A contour advection run started on the 10th shows a very similar feature.
Another important practice in analyzing nonlinear water waves is to study the water particle advection in the history of a simulation.
The process, positive vorticity advection, is usually abbreviated to PVA.
Update buoyancy after heat advection and freshwater inflow, if used.
The paper discusses the possibility that horizontal advection combined with horizontal gradients in the plasma density can contribute to the radar echoes.
In this study, observations of ozone laminae made in Feb. 1995 during the SESAME campaign were modeling using the contour advection technique.