The end is near

IT USED TO BE that apocalyptic warnings about the approaching end of time came from sign-holding religious nutcases. Now they come from hard scientists. Most discussion of the threat of global warming is conducted in measured tones, with even dire projections offered with the necessary proviso that the future is uncertain. But as governments fail to act strenuously enough against the villainous carbon emissions, and as the broad public continues in a state of environmental quietude, if not indifference, scientific voices are sharpening the alarm.

E.O. Wilson, in his book