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Monitoring artificial light is now more important than ever – and not just for turtles.

Artificial lighting is causing us to get less sleep than our pre-electricity ancestors, according to new research at the University of Washington.

With an ever growing population, and the increasing energy demands that inevitably accompany it, the darkness of the night sky horizon is becoming a thing of the past. In our homes we spend longer and longer, more and more hours awake, stimulated by electric light and technology that keeps our minds active well past what should be our bedtime. Humans need regulated sleep patterns, and longer hours asleep than they are currently getting, to maintain health.

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