It is estimated that oceans hold about 97.5% of the total water available on the Earth. While the oceans constantly lose water through evaporation by sunlight and wind, at the same time they receive water through rivers, underground channels and rainfall. The loss and gain is almost the same, hence the net change in water volume/level is practically nil.
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अक्सर समुद्र और नदियों के किनारे बहुतायत में मिलने वाले शंख को सभी लोग बहुत …