I am driven by what I know; that the world I love is in trouble.

The opportunity that is unique [to our] time is what inspires me to do everything I can to move things forward. This is the first time that we have the capacity to understand our place in the greater scheme of things to the extent that we do.

We have to look in the mirror first. What are we doing? How can we make a change? It always starts with looking in the mirror. Every individual can. Every individual can make a difference either by proactively doing something positive or by doing nothing. That's a decision, too.

Our insatiable appetite for fossil fuels and the corporate mandate to maximize shareholder value encourages drilling without taking into account the costs to the ocean, even without major spills.

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.

It's a fact of life that there will be oil spills, as long as oil is moved from place to place, but we must have provisions to deal with them, and a capability that is commensurate with the size of the oil shipments.

The climate has been changing. Of course it [has]. Evidence throughout history, [which] we can assess, especially during human history, shows there have been ups and downs. But the last ten thousand years have been relatively stable compared to now.