The signs that the world is spinning out of kilter are increasingly difficult to misinterpret. The question is how to convince enough people to join a critical mass of urgent opinion, in the U.S. and the rest of the world.

There's no doubt that in the last two to three decades, American democracy has been hacked. It was based on the regular harvesting of the wisdom of crowds, but now big sources of special interest money are able to prevent the passage of almost any meaningful reform that's aimed at the public interest.

In a time of darkness, you don't curse the darkness, you light a candle.

Global warming is real and human activity is the main cause. The consequences are mainly negative and headed toward catastrophic, unless we act. However, the good news is that we can meet this challenge. It is not too late, and we have everything we need to get started.

The planet is in distress and all of the attention is on Paris Hilton.

When energy prices go up, the difficulty of projecting demand also goes up - uncertainty goes up.

It's not at all new for wealthy and powerful interests to try to hide the ball and ignore independent analyses of relevant facts.