Blasting white noise could stop birds slamming into buildings – ABC News

Skyscrapers, communication towers and wind turbines are a regular sight in our daily lives, but if you’re a bird, they can be a dangerous obstacle course. 
Key points:

• Flying into buildings and other human-built structures are a leading cause of death in birds worldwide
• A US-based team projected sound waves from communication towers as a warning signal to migrating birds
• The approach reduced bird activity around the towers by up to 16 per cent

Each year, billions of birds fly straight into these towering…

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