Bob Ballard

The five things that I didn't know is

1. 50% of the US is under water

2. Ocean is 12,000 ft

3. Most of our planet doesn't see the sun

4. Thousands of volcanoes are under the ocean

5. The most volcanoes that erupt are under the ocean

He thinks it's important because we need to know what we are dealing with, because most of our world is covered with it.

The main point was because he wanted to get people educated about the whole ocean and for people to be aware.