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Millions of Migrating Birds Threatened by Light Pollution

4/24/2025

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Summary

Story summary

Millions of birds are on the move through Oregon, with a peak migration expected from April 15 to May 19. However, light pollution is wreaking havoc on their navigation, leading to dangerous collisions and fatigue. On Wednesday alone, an astonishing 3.6 million birds are anticipated. Experts urge reducing light pollution and keeping cats indoors to protect these vital travelers, as North America's bird populations have plummeted by 30% since 1970.

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Story summary

Millions of birds are on the move through Oregon, with a peak migration expected from April 15 to May 19. However, light pollution is wreaking havoc on their navigation, leading to dangerous collisions and fatigue. On Wednesday alone, an astonishing 3.6 million birds are anticipated. Experts urge reducing light pollution and keeping cats indoors to protect these vital travelers, as North America's bird populations have plummeted by 30% since 1970.