Reflections on Turning Sixty and Embracing Life
Reaching sixty can evoke complex emotions, blending relief with ongoing ambition. This...

Asked how many people the Earth can sustain indefinitely, Harvard professor E. O. Wilson, certainly one of the world's great biologists, replied: "If they have the appetite for resources of Japan and the United States, 200 million." I finally got Professor Wilson on the telephone to check up. Had he said that? "No," he responded, "but it sounds reasonable."