Sentences with phrase «night temperature gradients»

Not exact matches

Mid-latitude storms are most active during winter, i.e. cold season, when the Arctic experiences polar nights and there is stron temperature gradients.
Note that, at night, vertical convection in a (mostly) transparent atmosphere will cease, because the required temperature gradient is the wrong way round; the ground is cooling the atmosphere, no longer warming it; this relies upon conduction and radiation.
It does magnify the night - time greenhouse effect by warming the clouds or the higher levels of the atmosphere, thus increasing the amount of heat radiated back to the surface; though the overall effect is to reduce net planetary greenhouse warming by limiting the temperature gradient.
At night, convection brings as much energy to the surface of the ocean as needed to prevent an unstable temperature gradient from forming, so evaporation doesn't cool the skin layer of the ocean (without cooling the bulk).
Why is the temperature gradient from the very surface to 1 mm deep (where the subskin joins the ocean bulk) identical both by day and by night despite the huge change in energy input from above?
In the night there's no temperature gradient.
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