While denial leads to certainty, it is only the certainty of death. This is true for individuals and also for civilizations.

Technology is a many-headed monster and perhaps it would be better to regress to a safer past and avoid technological change; it is tempting to think like that.

Geoengineering means changing the Earth's fundamental large-scale processes.

While denial leads to certainty, it is only the certainty of death. This is true for individuals and also for civilizations.

The transformation of capitalism is unstoppable because we need limits on resources for humans to survive.

We need a transformation of the world economy and of how we use and share the Earth's resources. We are running out of time. We are truly at the point of no return.

The consensus is that climate change ranks along with nuclear warfare as the top two risks facing human civilization.