There's a vested interest in trying to keep people smoking cigarettes.

The ocean seemed like a sea of Eden. But now we are facing paradise lost.

It's mainly the high-end luxury market now that drives much of the fishing in the sea. It's not feeding the starving millions. It's feeding a luxury market.

Never again will we have this good a chance as we now have to find an enduring place for ourselves within the natural systems that keep us alive. It's a sweet spot in history. That's why this is such a critical time.

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 Earth is a tiny blue speck in a universe of unfriendly options.

Rather than be afraid of evolution and try to stifle inquiry, people should revel in the joys of knowing and find a serenity and a joy in being a part the rest of life on Earth. Not apart from it, but a part of it.