If you want psychic gratification, one of the greatest ways is to know that you've made a real contribution to saving a species from blinking out during your lifetime.

Getting to the point where a cause goes from being a terribly daunting task with a handful of adherents to an acknowledged success with momentum and many allies is a rarity.

Whatever you are doing in life, you have to build a high-class vehicle to deliver your vision.

I am a businessman because I am good at business. But big cats are my first love.

There's a lionfish cookbook put out by the Reef Environmental Educational Foundation, and it tells you how to catch them, how to clean them.

As is widely accepted, putting a price on carbon pollution is the lowest cost and most efficient way to tackle dangerous climate change.

When we think about the trends that millennials are taking toward simplicity, I think it's indicative of a cultural shift toward less of the 'more is more' for materialism sake and more of an emphasis on efficiency, value, and sustainability.

In Reykjavik, Iceland, where I was born, you are in the middle of nature surrounded by mountains and ocean. But you are still in a capital in Europe. So I have never understood why I have to choose between nature or urban.