Why is seawater salty?

Why is seawater salty?

Water covers about 71% of the Earth’s surface. But why are there two types of water on Earth, fresh and salt water?

02:42

Geography

Keywords

seawater, sea, salty water, salt water, Earth, formation of the Earth, proto-Earth, mineral, hydrosphere, nature, physical geography, salinity, ocean, seabed, water, dissolution, freshwater, drinking water, supercontinent

On-screen labels

fresh water, salt water, dissolved carbon dioxide, water, carbonic acid, CO2, H2O, H2CO3, 35 GRAMS = , 7 TEASPOONS OF SALT, 1L, 68,5%, 2,5%, 71%, ?
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