January 2006 – vol. 99, issue 1, pp 45–46 I refer to Steve Percival's article on this subject (Percival 2005). By the end of 2004, 16,534 wind turbines were installed in Germany, which provides enormous scope for research on the potential impacts to bird populations. Most of this research has been carried out for environmental impact assessments (EIAs), and is relatively short-term (from a few weeks to one or at most two years). A variety ... This article is only available to registered users.To read more, please log in or purchase a subscription.