The Deadly Lure of City Lights

Migrating birds can become disoriented as they fly at night. But the 9/11 Tribute in Light has come up with a solution.

By Andrew Farnsworth and Kyle G. Horton
Drs. Farnsworth and Horton are scientists at the Cornell Lab of Ornithology.

Every Sept. 11, beams of light rise more than four miles into the night sky from the National 9/11 Memorial & Museum in Lower Manhattan to honor the nearly 3,000 lives lost in America’s most devastating terrorist attacks. The glowing columns elegantly trace the outlines of the twin towers. But they also beckon thousands of migrating birds into the city’s skyscraper canyons, where they can become disoriented and crash headlong into buildings.

https://www.nytimes.com/2018/09/10/opinion/9-11-tribute-in-light-birds.html