More than half the planet is covered by oceans.

There’s the Atlantic, the Pacific and the Indian Ocean. But to be exact, we should talk about a World Ocean. CARTE

Because all the oceans are linked, and share the ocean currents that go around the world.

What dangers threaten the ocean?

In the oceans there are hugely valuable natural resources such as fish or oil.

Some businesses take too many of these reserves or create lots of pollution by doing so.