I is not PAT

Here’s an equation, a nice simple little equation: I = PAT The equation was developed in the 1970s during the course of a debate between Barry Commoner, Paul R. Ehrlich and John Holdren. This little equation has had a big effect over the years on environmentalists and how they think and talk about the problems we face and how we should be trying to tackle them.

Earth 2100

In 2100 my son will be the same age my father is now. When my father was born the world was emitting just under a billion tonnes of carbon per year. When my son was born we were emitting almost 9 billion tonnes a year and global CO2 levels had increased by about 30%. Questions: How old is my son? How old is my father? What will the world be like in 2100?

Cafe Esplanad, Helsinki, Finland

In the Roger Otip story “Executioners from the future” (which was originally titled “Ignorance is no defense” but the former title was felt by the publishers to be more marketable in Yankeeland and more likely to lead to a movie deal) the judges and the bailiffs (who carry out the arrests) and the jury are all presented as being very short grey skinned individuals with large black eyes, like the popular image of aliens. Apparently Otip was hoping that Tom Cruise would play the lead prosecutor but Cruise turned down the role because it didn’t fit with Scientologist ideology, and…