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Over 20 million birds migrating over Wisconsin prompt lights-out efforts to prevent building collisions.
Approximately 20.5 million migrating birds are expected to fly over Wisconsin on Wednesday night, prompting conservation groups to urge residents to turn off nonessential lights from 11 p.m. to 6 a.m. to reduce collisions with buildings.
Data from Purdue University’s AeroEco Lab shows birds become disoriented by artificial lighting, leading them into urban areas where reflective windows pose serious risks.
Alerts are also in effect for parts of the state on Tuesday and Thursday, with 15.1 million and 18.5 million birds projected on those nights, respectively.
Madison is expected to see nearly 42,500 birds pass overhead.
The Lights Out campaign aims to protect migratory birds by minimizing light pollution during peak migration, helping prevent injuries and deaths.
Real-time tracking is available via the BirdCast Dashboard.
Más de 20 millones de aves migratorias sobre Wisconsin impulsan esfuerzos de apagado de luces para evitar colisiones de edificios.