[holding answer 12 March 2010]: The Department has issued the following guidance and reports to inform local authorities and planning bodies on technical issues arising from planning proposals for wind turbines:
The Assessment and Rating of Noise from Wind Farms (ETSU R-97), (1996)
Cumulative effects of wind turbines (2000)
Wind Energy and Aviation Interests: Interim Guidelines (2002)
Wind Turbines and Aviation Interests—European Experience and Practice (2002)
Wind Farms Impact on Radar Aviation Interests (2003)
Research into Aerodynamic Modulation of Wind Turbine Noise (2007)
Onshore Wind Energy Planning Conditions Guidance Note (2007).