The Earth is a unique system in the universe, the only planet we know of that's hospitable for humankind.

It has taken these many hundreds of millions of years to fine-tune the Earth to a point where it is suitable for the likes of us.

There is an enormous amount to be learned about the sea; like most wildernesses, it has great potential.

Protecting vital sources of renewal - unscathed marshes, healthy reefs, and deep-sea gardens - will provide hope for the future of the Gulf, and for all of us.

The most important part is to take on the challenge of protecting the ocean as if your life depends on it - because it does.

That attitude of arrogance, that attitude of "It's all about me. It's all about what I can get out of life now" - well, I'm personally driven by wanting to get out of my life the best I can achieve as a gift for those who come after me.

The Arctic is an ocean. The southern pole is a continent surrounded by ocean. The North Pole is an ocean, or northern waters. It's an ocean surrounded by land, basically.