Nei vieno skaičiaus, tad kam ta ilga citata? 2011.03.27 22:25, Yvl rašė: > http://en.wikipedia.org/wiki/Arctic_Ocean#Salinity_and_temperature > > In large parts of the Arctic Ocean, the top layer (about 50 m) is of lower > salinity and lower temperature than the rest. It remains relatively stable, > because the salinity effect on density is bigger than the temperature > effect. It is fed by the freshwater input of the big Siberian and Canadian > streams (Ob, Yenissey, Lena, MacKenzie), the water of which quasi floats on > the saltier, denser, deeper ocean water. Between this lower salinity layer > and the bulk of the ocean lies the so called halocline, in which both > salinity and temperature are rising with increasing depth. Any convection > eddies caused by the temperature difference between the cold ocean surface > and the warmer depth stop at this thermocline, leaving only heat conduction > as upward heat transport mechanism, which is orders of magnitude smaller. > Without this insulation effect, there would be much less Arctic sea ice. The > salinity and temperature pattern of the Arctic Ocean can be quite complex, > being dependent on the different flows into and out of the Arctic region > >