Evolution is not something to be feared. It's to be celebrated, embraced, and understood.

I actually love diving at night; you see a lot of fish then that you don't see in the daytime.

Since the middle of the 20th century, more has been learnt about the ocean than during all preceding human history; at the same time, more has been lost.

We need to respect the oceans and take care of them as if our lives depended on it. Because they do.

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.

'Green' issues at last are attracting serious attention, owing to critically important links between the environment and the economy, health, and our security.

Burning fossil fuels has given us the gift of seeing ourselves in new ways. But that very gift now enables us to see we've got to change our ways.