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Temperature
- High temperature causes the rate of evaporation to increase which in turn cause the water to be more saline.
Amount of fresh water being added
- Fresh water is added to oceans through rainfall, rivers and ice which has melted. This lowers the salinity of sea water.
Ocean currents
- When water at the surface of the ocean and that in the bottom mix, a variation in the concentration of salts may occur.
Faimus answered the question on January 12, 2018 at 17:38
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