PARADISE
ACCORDING to a global atlas of light pollution, one-third of the world’s population can no longer see the Milky Way. That’s a galaxy of around 100 thousand million stars.
It’s not just a pretty sky they’re missing out on. The International Dark-Sky Association (IDA), the recognised authority on light pollution, believes that artificial light is disrupting the world’s ecosystems.
Plants and animals depend on nature’s rhythms; day and night, light and dark. Humans, too. Look up the circadian rhythm, our natural sleep-wake pattern that’s governed by the day-night cycle.
In 1988, alarmed at the growing impacts of artificial lighting, international scientists established the IDA to protect our nights from
