Today it is about $12,000/year, - Robert Zubrin

What was it the old salts use to say about who and what conquered the seven seas? Iron men and wooden ships, not wooden men and iron ships.

Global warming and anthropogenic atmospheric chemistry change are both real. They are not currently a crisis. But they are going to become a crisis, and then a disaster, unless something is done to effectively change the current trajectory of events.

When a population of organisms grows in a finite environment, sooner or later it will encounter a resource limit. This phenomenon, described by ecologists as reaching the “carrying capacity” of the environment, applies to bacteria on a culture dish, to fruit flies in a jar of agar, and to buffalo on a prairie. It must also apply to man on this finite planet. JOHN P. HOLDREN and PAUL R. EHRLICH Global Ecology (1971) 1 Here is the difference between the animal and the man. Both the jay-hawk and the man eat chickens, but the more jay-hawks the fewer chickens, while the more men the more chickens. HENRY GEORGE