If you make the choice to just go with the flow, that is a choice to make a difference in a negative way.

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

What we put into the atmosphere in terms of burning fuel is unprecedented.

Only two percent of the ocean is fully protected right now.

Life in the ocean makes Earth hospitable. We are sailing along in the universe and we have a blue engine that is making everything alright.

In terms of personal choices, let's all think more carefully about where we get our protein from.

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