The problem is located in the Altamont Pass. 2,400 turbines will be replaced with newer, less dangerous turbines over a 4 year period. Many of Altamont's wind turbines are over 25 years old.
A study found that between 1,766 and 4,271 birds were being killed each year including the protected Golden Eagle - read the full report here.
photo credit: nigel wedge
