Researchers found a 24 per cent reduction in bee populations at test sites in Hungary was linked to use of neonicotinoids, but also some 'positive' effects of its use in Germany
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/nicotine-based-pesticides-harm-bees-despite-corporations-claims-major-study-finds-amid-calls
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/independent-united-kingdom
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/pesticides-and-toxins
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/environment
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/bees
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/hungary
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/pesticide-use
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/european-union-eu