Why The Ocean Needs Salt
Our oceans don’t technically contain salt, but the ions salt is made of play a critical role in planet-wide processes that make the Earth habitable.
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Show Notes
To learn more about this topic, start your googling with these keywords:
- Salt: chemical compounds made of positively- and negatively-charged particles called “ions” like sodium and chloride
- Convection current: the movement of fluid, like water, due to a difference in temperature and/or density
- Hydrothermal vent: a fissure on the seafloor that takes in dense ocean water and discharges water heated by volcanic activity below the seafloor.
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