We need a number of solutions - we need more efficiency and conservation. Efficiency is a big one. I think car companies need to do a lot better in producing more efficient cars. They have the technology, we just need to demand them as consumers.

And I know that the younger generation is doing things that are so ingenious. And for them it's not a matter of a political belief or an environmental stance. It's really just common sense.

That's a big goal of mine, to try and grow as much of my own food as possible.

My ideal is to wake up in the morning and run around the meadow naked.

I really struggle with that feeling of helplessness. That's why I really try to get my blogs, and even myself, to point to the positive and look at all the inspiring things that are happening.

We need a number of solutions - we need more efficiency and conservation. Efficiency is a big one. I think car companies need to do a lot better in producing more efficient cars. They have the technology, we just need to demand them as consumers.

Most people are really stunned to find out that the technology has been around for more than 100 years, and that the diesel engine was in fact invented to run on vegetable oil.