Light Pollution Lawsuit Filed
Homeowners in Scio Township, Michigan are suing the county road commission because of light trespass and glare, as reported by MLive.
Health
Light pollution is accelerating!
Light pollution is increasing globally at a staggering rate of 10% per year, especially in North America, according to a new study in Science (Kyba et al. 2023) that is widely reported in the media.
A Single Satellite Could Outshine All the Stars and Planets
A single satellite launched on Sept 9, 2022, could at times outshine all the stars and planets in the night sky, according to New Scientist and other sources.
May 18 talk at Brighton Public Library
Wed, May 18 at 7 pm: Gillen Brown will present on Light Pollution and Michigan’s Dark Skies at Brighton District Library, 100 Library Dr, Brighton. This event is in person.
Detroit #2 most Light-Polluted city in US
The Free Press reports that Detroit is #2 in light pollution nationwide, according to SavvySleeper.org (see previous post). The Freep article discusses holiday lighting, the new Ann Arbor lighting ordinance, and Detroit light pollution.
Light pollution and sleep
SavvySleeper.org finds that Detroit ranks #2 in light pollution in the US. They also find that residents in more light-polluted cities sleep for fewer hours at night. The American Medical Association has linked this to a variety serious health problems.
How LED billboard companies operate
Baltimore Brew reveals how LED billboard advertising was maneuvered into place in Baltimore and Chicago, for a pittance in revenue. Similar dynamics have been at play in Detroit.
Pittsburgh passes lighting ordinance
Pittsburgh passed a comprehensive lighting ordinance, as reported by NPR.
Ann Arbor Lighting Ordinance Adopted!
The Ann Arbor City Council unanimously adopted our group’s lighting ordinance on Sept 7, 2021! It will apply to all new construction and major renovations on private property. It specifies requirements for shielding, light trespass limits, brightness limits for certain applications, curfews for businesses, and limits on blue spectrum lighting, among other things. Many thanks
Ann Arbor Lighting Ordinance at City Council
The Ann Arbor Lighting Ordinance will be presented to the City Council on August 2, 2021. There will be a public hearing on August 16. Public comment is welcome. The Council is expected to vote on whether to approve at the August 16 meeting.
