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When bees are killed by pesticides it is often because theproduct drifted directly onto the bees or onto flowers that the bees are feeding on. The recent popularity of systemic insecticides, primary neonicotinoids, however, have led to new exposure routes.
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Why are bees dying?
Scientists know that bees are dying from a variety of factors鈥攑esticides, drought, habitat destruction, nutrition deficit, air pollution, global warmingand more. Many of these causes are interrelated. The bottom line is thatwe know humansarelargely responsible for the two most prominent causes: pesticides and habitat loss.
Are pesticides killing bees?
In Europe,Rabobankreported that annual European die-offs have reached 30-35 percent and that the colonies-per-hectare count is down 25 percent. AEuropean Food Safety Authority(EFSA) scientific report determined that three widely used pesticides鈥?#160;nicotine-based clothianidin, imidacloprid and thiametoxam鈥?#160;pose鈥渉igh acute risks鈥?for bees.
What to do if your bees are dying?
If brood and nurse bees continue dying, the pesticide is present in the hive, probably in the pollen supplies. The colony will continue to die as long as the poison remains in the hive. In these cases the combs must be cleaned or removed. Soak the combs in water for 24 hours.
Why is the Global bee population declining?
This blog explores six key reasons which contribute to the decline in global bee numbers: 1 Habitat loss 2 Climate change 3 Pesticides 4 GM (Genetically Modified) crops 5 Diseases 6 Invasive species