If I seem like a radical it's because I have seen things that others have not.

What we once used as weapons of war, we now use as weapons against fish.

Historically, girls have not been encouraged to be scientists, to be explorers, and there's a social kind of constraint, of course. Having the responsibility, a disproportionate part of the responsibility, for caring for families, caring for children. I know this challenge from firsthand experience because I have three children and four grandsons.And some of the time I have spent as a scientist and as an explorer has meant choosing to not be with my children and grandchildren as much as I might otherwise have done had I not been a scientist, an explorer.

There is this sweet spot in time when we have an opportunity to stop killing sharks and tunas and swordfish and other wildlife in the sea before it's too late.

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.

We are not only warming the ocean and the planet as a whole, but we are also acidifying the ocean and changing its chemistry.

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