Question

how do river contribute to the salinity of ocean​

Answer 1

Explanation:

River discharge constitutes the main source for the oceans. Seawater has a more uniform composition than river water. Of the average 35 parts per thousand salts of seawater, sodium and chlorine make up almost 30 parts, and magnesium and sulfate contribute another four parts. ...

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Answer 2

Answer:

Increases directly with the amount of precipitation. The higher the runoff of water per unit of watershed area is, the more salt is carried into the river that drains the watershed.