As a young boy I won a few dollars in 1972 when Riva Ridge won the Kentucky Derby. I had overheard someone say he was going to win, and I guess that made an impression on me.

Already renewable energy advocates are noting that the 42 miles of above-ground right-of-way between Yosemite and the city could be fitted with enough solar panels to generate at least 40 megawatts per year - a proposal the San Francisco Public Utilities Commission has never seriously considered because they currently aren’t required to do so.

Some types of environmental restoration projects are well-known; restored wetlands, for instance, or coal mine reclamation projects. Recently though, larger dam removal projects have started, a number of them in Washington state.

A fascinating challenge facing today's environmental movement is how to best approach the reversal of past decisions that altered once-pristine environmental spaces for the sake of urgent man-made needs.

When I got into politics, it was a shock. People promise all sorts of things and then never deliver.

Running for office is important, and you don't really need more than to be right on the issues, and to be able to articulate what it is you believe. You don't need a certain background. You don't need to be a lawyer. You don't need to have some professional degree.

As a young boy I won a few dollars in 1972 when Riva Ridge won the Kentucky Derby. I had overheard someone say he was going to win, and I guess that made an impression on me.