Question

why sea are so important​

Answer 1

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➦The Ocean and sea are the heart of the planet.

Sea plants, like Posidonia, produce 70% of the oxygen we breathe and the deep waters are home to wildlife and some of the biggest creatures on earth. It provides us with food, jobs, life, entertainment, and sailing .

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Answer 2

Answer: This may help you

Explanation:

The Ocean is the heart of the planet. Water covers more than two-thirds of the Earth’s surface. Sea plants, like Posidonia, produce 70% of the oxygen we breathe, and the deep waters are home to wildlife and some of the biggest creatures on earth. It provides us with food, jobs, life, entertainment, and sailing. Without it, we cannot survive.