While sunlight gives electricity for the lights we need, there can be too much of a good thing. Thanks to Lisa Abend at the New York Times for this review:

A Manifesto for Loving the Darkness, and Not Metaphorically

Light pollution is disruptive to many species, from corals to bats to the humans who put up all those lights. “The Darkness Manifesto” urges us to reconsider our drive to dispel the dark.

Artificial lights disorient many species, including the grasshoppers that swarmed the powerful lights over the Las Vegas strip in 2019. Bridget Bennett/Agence France-Presse — Getty Images

Losing a connection to the night sky is losing our connection to nature, said Johan Eklöf, but it is also losing some of our history. “What we see now is the same sky as our ancestors were looking at and making up stories about.” Nora Lorek for The New York Times

The zoologist Johan Eklöf began to consider the disappearance of darkness in our brightly lit world in 2015, when he was out counting bats in southern Sweden. The surrounding grounds were dark, as they had been decades earlier when his academic adviser had tallied the bat populations in the region’s churches. In the intervening years, however, those churches — whose belfries are famously appreciated by the winged mammals — had been illuminated with floodlights. “I started to think, how do the bats actually react to this?” Eklöf says. Continue reading →