How many birds are killed by wind turbines?

How many birds are killed by wind turbines?
Wind turbines kill an estimated 140,000 to 328,000 birds each year in North America, making it the most threatening form of green energy. And yet, it's also one of the most rapidly expanding energy industries: more than 49,000 individual wind turbines now exist across 39 states.

Reference:
Will Wind Turbines Ever Be Safe For Birds? | Audubon
Apr 30, 2019

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