Another swing of the pendulum on the environment. Reagan was right.

Evergreen trees contribute to smog. I'm not sure I buy this, but it goes to show what I've been saying all along, we really don't understand the environment well enough to be betting our economy, or the world's, on computer models. It's trans-science, Jake.

Of course, environmentalists and technocrats can twist even their lack of knowledge into the precautionary principle: we don't know enough to make regulations, so we need to roll back the industrial revolution out of caution. You'll never win with these people, especially if you take their advice. The one thing that experience has shown over and over to work better than central planning, the free market principle, is never an option for them.