Urban Lights Severly Infringe On Bird Migrations
This is exactly what the researchers found at the Tribute in Light. They measured more than 20 times the density of birds near the memorial than in surrounding areas. The birds spent long periods circling inside of the cone of illumination and they vocalized frequently. This meant that they were using precious energy, but not […]
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New Map Shows the Dark Side of Artificial Light at Night
The greatest value of this study from Falchi and his colleagues may be the baselines it sets for policy debates about light pollution and any associated changes in the level of nighttime illumination. The atlas’s finding about the pernicious skyglow effects of blue-white LEDs, Longcore says, “is a message that incentivizing conversion to cheap blue-white […]
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Bringing Back the Night: A Fight Against Light Pollution
But no less a motivation, says France’s Environment Ministry, is to “reduce the print of artificial lighting on the nocturnal environment” — a powerful acknowledgement that excessive use of lighting in many parts of the world is endangering our health and the health of the ecosystems on which we rely. The good news, however, is […]
Read MoreTurn Off All The Unnecessary Lights
For the environmentally concerned sky-watchers among us, it isn’t enough that the world should go green. It should go dark green. As in, “Turn off all the unnecessary lights, please.” Light pollution may not rank up there with climate change as cause for alarm, but a vocal community of stargazers believes it to be an […]
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