By Adrian E. Gill
During this paintings, Dr. Gill appears to be like on the research of oceanic and atmospheric circulations. He explains how atmospheric and oceanic circulations are eventually pushed via solar power, and covers the research of saw distributions of actual amounts, together with temperature.
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Extra info for Atmosphere-Ocean Dynamics
The force of the atmosphere on the underlying surface may be exerted in two different ways. One is the force exerted on irregularities in the surface associated with pressure differences across the irregularities. The second is by viscous stresses. The irregularities on which forces are exerted may vary in size from mountain ranges like the Andes down to trees, blades of grass, and ocean surface waves. 1 Fig. 2. The spacing of latitudes is such that the distance between two nearby latitudes is proportional to the square of the cosine of the latitude.
Intuitively, one might expect the nonuniform heating of the atmosphere to cause rising motion in the tropics and descending motion at higher latitudes. 3). A similar circulation might be expected to occur in the ocean, so that the excess heat received in the tropics would be transported poleward in both atmosphere and ocean. The circulation (in the meridional plane) that actually occurs is known quantitatively (but with limited accuracy) for the atmosphere from observations and is shown in Fig.
The mass per unit area of the atmosphere is approximately lo4 kg m-’ (10 tonne m-’), and since the acceler- Fig. 21. Annual range of monthly mean temperatures at the earths surface. [Adapted from Monin (1975, p. 203L1 22 2 Transler ol Properties between Atmosphere and Ocean ation due to gravity is about 10 m s - ~ ,the weight per unit area, or surface pressure, is about lo5 Pa = lo5 N m-2 = I bar. A mere 10-m depth of ocean has the same weight per unit area, so the pressure increases by 1 bar every 10 m.
Atmosphere-Ocean Dynamics by Adrian E. Gill