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← Nature & AnimalsWhich risk to soaring birds is magnified around tall buildings?
A)Increased boundary layer wind shear✓
B)Decreased atmospheric thermal updraft
C)Enhanced ground predator visibility
D)Compromised flock aerodynamic synchronization
💡 Explanation
Increased turbulence near tall buildings causes wind shear, creating unpredictable forces on a bird in flight, especially affecting boundary layer lift; therefore shear increases risk, rather than updraft reduction, because the bird's flight control struggles more in shear.
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