The End of the Road?
In the early history of humanity there were a couple of instances where our species came close to disappearing. Yet we hung on and tens of thousands of years later we reached a staggering one billion in number. That's usually pegged at around 1814. Lo and behold, in barely two more centuries we've grown to 8 billion. We've accompanied growth in raw numbers with considerable increases in longevity and per capita consumption. We define profligacy. There are several ways to put this. Easy come, easy go. What goes up must come down. All good things must end. You get the idea. It looks like we've burned out planet Earth. There are those among us who study this sort of thing, especially paleontologists. One of these is Henry Gee, paleontologist, evolutionary biologist and editor at the journal Nature. He says we're on the way out , the express train to extinction, sooner rather than later. Mammal species tend to come and go rather rapidly, appearing, flourishing and di...