NCAR Summer School, 13
August 2008
Even more problems
We canŐt resolve thunderstorm motions even in regional
climate models.
Important
processes occur on scales smaller than a grid box:
e.g., precipitation systems or turbulence
few km
(www.physicalgeography.net)
(www.physicalgeography.net)
Parameterization: Assume that unresolved
processes are at least
partly related to the state of the
grid-resolved variables.