Geological change usually takes thousands of years to happen but we are seeing the climate changing not just in our lifetimes but also year by year.

We are in a fool's climate, accidentally kept cool by smoke, and before this century is over billions of us will die and the few breeding pairs of people that survive will be in the Arctic where the climate remains tolerable.

An inefficient virus kills its host. A clever virus stays with it.

I'm a scientist, not a theologian. I don't know if there is a God or not. Religion requires certainty.

Let's make hay while it lasts.

Those of us who consider ourselves to be somehow involved in the birthing of a new age, should discover Gaia as well. The idea of Gaia may facilitate the task of converting destructive human activities to constructive and cooperative behavior. It is an idea which deeply startles us, and in the process, may help us as a species to make the necessary jump to planetary awareness.

Only nuclear power can now halt global warming.