By 1990 I went back to no gasoline; I was just riding around on my bike, taking the bus. I had a tiny little electric car that didn't go very far or very fast. People thought I'd lost my mind. Even my own family thought I'd lost my mind.

We have lots of other problems with plastic in our oceans. There are five different big gyres of plastic out in the ocean. There are problems with air pollution around the country that we need to deal with, and around the world. We have a great many problems to overcome, so I work on a lot of different boards trying to help in those important areas.

I think people love nature after they experience it. I know I experienced it as a young man - I took a lot of hikes, I was involved in scouting.

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

For decades, community colleges have been the backbone of American workforce training. Because they are nimble and closely attuned to local community needs, they are inherently positioned to be influential leaders of the movement for a sustainable economy.

It's people wanting to do something about global climate change. People fed up with the high price of gas. People tired of breathing dirty air. In Houston, Los Angeles, Bakersfield, and other cities. It's going to be a critical mass of people experiencing something.

I bought my first electric car in 1970. Its top speed was 15 mph and it had just a 15 mile range - it was essentially a golf cart with a windshield wiper and a horn.