People are overwhelmed looking up at the Mount Everest of environmental challenges that we face. But you put one foot in front of the other and you recognize that not everyone is Sir Edmund Hillary.

For my own health, I thought it was better to eat a plant based diet. I'm going to be 60 soon and I have boundless energy and I feel really good, so I'm all for it.

If you're going to drive a Hummer and buy carbon offsets, that's like getting drunk every night and getting into an AA meeting, throwing money in the basket, and leaving.

Experience nature. Then you know why it's worth protecting.

I ride my bike for transportation a great deal - occasionally I ride it for fun. But I also have a generator bike that's hooked up to my solar battery pack, so if I ride 15 minutes hard on my bike, that's enough energy to toast toast, or power my computer.

We, who have so much, must do more to help those in need. And most of all, we must live simply, so that others may simply live.

You can't just do one of the things, because it won't be enough to combat the climate change that we're already starting to experience. It will only get worse.