How many birds are killed by windmills and other green energy projects?
10,000 Birds
SEPTEMBER 16, 2014
According to the US Fish and Wildlife Service , there are about 10 billion breeding birds in the US. The maximum population size may be closer to 20 billion in the fall, and 10 billion at the start of the Spring breeding season. How many birds to cats kill in the United States? How many birds are there in the US?
274 
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