Adding a black blade to wind turbines keeps birds safe. A Norwegian study found a reduction of over 70% in bird mortality especially for raptors like the eagle in this 3-d illustration. Pillow #837000796
Adding a black blade to wind turbines keeps birds safe. A Norwegian study found a reduction of over 70% in bird mortality especially for raptors like the eagle in this 3-d illustration. Pillow #837000796
