Wind turbines and the industry have a great future. This is great news for the world, because wind energy is a leading source of renewable energy, and contributes greatly to earth's sustainability. As a professor interested in the topic, and with some experience on the topic, In recent years, I have conducted and published unique research on the topic, together with my research partners. Here are the links to our research study on the efficiencies of commercial wind turbines: http://ertekprojects.com/url/b and, on wind turbine accidents: http://ertekprojects.com/wind-turbine-accidents/ Please share with me your thoughts, Dr. Gurdal Ertek