There is an emerging scientific consensus that global warming is making hurricanes more intense and more destructive. It turns out that Katrina fits into a pattern that scientists and greens have been trying to warn us about for a long time.

I'm so patriotic, I think every British kid should have a chance to grow up to be our head of state.

The climate-change deniers are rapidly ending up with as much intellectual credibility as creationists and Flat Earthers. They are nudging close to having the moral credibility of Holocaust deniers.

Something has gone badly wrong with our culture. We've created a culture where really large numbers of the people around us can't bear to be present in their daily lives. They need to medicate themselves to get through their day.

The truth emerging from this scattered picture of nuclear proliferation is simple: there is a stronger chance of a nuclear bomb being used now than at almost any point in the Cold War.

The greatest trick the rich - and their cheerleaders on the right - ever pulled was convincing the world that class didn't exist. Out here in the real world, it is more real and more rigid than it has been for a century.

The bombs held in current nuclear arsenals are seventy times more powerful than the bomb dropped on Nagasaki. If we don't begin opposing the drift towards more and more of them, we will live in the shadow of the mushroom cloud for the rest of our lives - and millions may die there.