Sentences with phrase «from extra evaporation»

As the Jet Stream dip became more oriented toward the East Coast during March, storms that would ultimately blow up over the Atlantic at first got a big plug of moisture from the extra evaporation flowing off that warmer than normal Gulf.
It just goes either into more evaporation or to reduce the deficit from the extra evaporation the DLR has already induced.

Not exact matches

The Realclimate theory thus fails and the temperature gradient from the body of the ocean to the top millimetre and then the atmosphere is maintained at or near to the natural level with the extra warmth being ejected from the system by the enhanced evaporation / condensation and weather processes.
The lack of» water vapor» is, because: it was more water in Arctic ocean without ice cover as» insulation» - > water absorbed extra coldness and the currents brought extra coldness in North Atlantic = above the ocean is colder = less evaporation - > less water vapor produced - > less moisture going west from central Atlantic.
The claim that this is from the extra «back radiation» from more CO2 is the scientific equivalent of bollocks because IR causes more evaporation, not temperature rise.
If the energy required for the extra evaporation does all or mostly come from the water then as I have explained it has the potential to more than offset the expected reduction in energy flow that would otherwise be caused by a warmer topmost few microns according to Fourier's Law.
However the effect of downwelling infrared is always to use up all the infrared in increasing the temperature of the ocean surface molecules whilst leaving nothing in reserve to provide the extra energy required (the latent heat of evaporation) when the change of state occurs from water to vapour.
Of course, if the air were to be warmer than the ocean surface then evaporation would take the extra energy required from the air rather than the water and that 1 mm deep layer (0.3 C cooler than the ocean bulk) would rise to the surface and dissipate but that doesn't happen often or for long.
The extra evaporation from the DLR would be self limiing in that if it is used to cover part of the deficit then the amount of evaporation would decrease so only the background deficit needs to be covered.
Extra energy from DLR can't increase radiation or evaporation until temperature has risen.
If the energy source that adds energy to the water can not get past the evaporative region (such as DLR) then ALL of it is used up creating extra evaporation leaving no surplus and failing to reduce the upward energy flow from the bulk ocean.
Extra DLR from GHGs could: a) increase the temperature of the skin layer - causing more evaporation and radiation from the skin layer OR b) reduce the amount of energy flowing into the skin layer from below.
It is sufficient for the retention of extra energy to be from ocean skin upwards and the process of evaporation ensures just that.
Thus direct solar heating of the air will cause increased evaporation as will warming of the water surface by increased downwelling infra red radiation onto the water surface from, say, extra human CO2.
Warmer water surfaces from extra downwelling infra red can not cause warming of the ocean bulk because the rate of evaporation increases proportionately to the extra energy available and the latent heat of evaporation is then taken mostly from the water.It is then no longer available to warm the ocean bulk.
As regards a warming of the ocean skin, evaporation is a continuous process caused by temperaure, density and pressure (not just temperature) differentials between water and air so that the rate of evaporation accelerates when a water surface is warmed such as from the warming effect of extra greenhouse gases (especially if the air is dry).
Note that any extra energy taken by evaporation from warm air above cooler water or from warm water below cooler air will be used to bring forward the timing of the change of state of those molecules already on the cusp of changing state (there are always many such molecules because evaporation is a constant process when the air above the water is not saturated which is nearly all the time).
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