in order to free it from any little motes or specks of opacular matter

“How about, ‘After us the deluge,’” said Paul. “Hmm?” Doctor Pond tried to make sense of the quotation, seemingly decided that it was some archaic, pleasant sentiment for those who understood poetry, and smiled.]

It might sound puzzling that the ageostrophic geopotential (or the ageostrophic pressure in z-coordinate) has no impact on the evolution of the vorticity of a quasi-geostrophic disturbance and yet it affects the perturbation kinetic energetics (not globally but locally).

Drad for his derring doe and bloody deed.