After Dark: Ecology, Justice, and Joy in the Nocturnal Luminous Environment

Harvard GSD

Biological systems have adapted over billions of years to the cycles of day and night. We humans found the night sky a wonder, telling stories that linked the celestial to our lived experiences. Over the past one and a half centuries, electric lighting has disrupted delicate balances and obscured our connection to the cosmos, creating an epidemic of light pollution (aka Artificial Light at Night or ALAN) and squelching the darkness. Astronomers have long since cried foul from light…