From the Book - First Scribner hardcover edition.
Introduction: The disappearing night
Part I Light pollution. The cycle of darkness
The vacuum cleaner effect
Extinguished mating impulse
Part II The night as an ecological niche. See in the dark
Part III Humanity and the cosmic light. Three twilights
The measure of the night sky
Part IV In praise of shadows. Like a balm for the soul
Extinguished conversation
The darkness in the tunnel
