PhysOrg Posted July 29, 2021 Share Posted July 29, 2021 The growth of cities with their streetlights and illuminated buildings has led to brighter nights. This has consequences for animals: the artificial light illuminates them directly, but also lights up the sky, making the stars invisible. Yet many animals rely on the stars as their compass for orientation.View the full article Quote Link to comment Share on other sites More sharing options...
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