Many scientists and economists also say putting a price on carbon through carbon taxes and/or cap-and-trade is necessary.

Pearl Harbor was the defining event in my life. It shaped who I am, and all of my hang-ups and my drives, I think, stem from that.

Less than 10% of the fuel energy burned in automobiles is translated into forward motion of the vehicle and even then most of this energy is needed to move the vehicle itself, which typically weighs 20 times more than its passengers.

Aboriginal people are key because they have a different sense of where we belong and how we interact with nature.

People.. especially people in positions of power.. have invested a tremendous amount of effort and time to get to where they are. They really don't want to hear that we're on the wrong path, that we've got to shift gears and start thinking differently.

And that, quite simply, is the issue. We live in a finite world with finite resources. Although it may sometimes seem quite big, earth is really very small - a tiny blue and green oasis of life in a cold universe.

Environmentali sm is really about seeing our place in world in a way that humans have always known up until very recently - that we are part of nature-utterly dependent on the natural world for our well being and survival.