The battle against bee killing organisms like Varroa destructor mites, parasitic phorid flies, Nosema fungal parasites, the tobacco ringspot virus is tough enough without anti-science activists scaring people by claiming that ALL bee colony collapses are caused by the use of neonicotinoidal pesticides. Colony collapses date as far back as the 10th century (long before pesticides were envisioned), and yet bee populations in the U.S. and Canada are the highest in over a decade.