The German army has identified a series of wind park projects as a threat to national security and blocked investments worth 1.5 billion euros because it fears spinning wind turbines will interfere with its radar systems.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/german-army-stops-wind-turbines-security-threat
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/planet-ark-australia
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/renewable-energy
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/wind-energy
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/energy
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/turbines
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/electricity
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/germany