how many birds of prey are killed by wind turbines
In the Altamont Pass in California, for example, one study found about 4,000 wind turbines killed 67 golden eagles and 1,127 birds of prey in a year. In southern Spain, 252 wind turbines located in an area used by many birds of prey and on the migratory path of many large birds killed a 124 birds of prey in a year. At another location in southern Spain 256 turbines killed 30 griffin vultures and 12 common kestrels.