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Topic Pages

Topic Pages introduce an aspect of the environment and its relation to public health by featuring a curated shortlist of NCCEH and external resources. The most relevant resources related to a topic have been selected to best guide the search for further information. These lists are not intended to be exhaustive, and the omission of any individual resource does not preclude it from having value.

Neonicotinoid Pesticides

Neonicotinoids (also referred to as “neonics”) are insecticides derived from nicotine. They act by binding strongly to nicotinic acetylcholine receptors in the central nervous system of insects, causing overstimulation of their nerve cells, paralysis and death. Neonicotinoids are highly water soluble, persistent in the environment, and can migrate into all parts of treated plants. Although their...

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Pesticide Exposure in the Urban Environment

Topics: Pesticides

Pesticides are chemicals developed to prevent or destroy unwanted species including insects (insecticides) and weeds (herbicides).  Organochlorines and organophosphates, developed prior to the 1960s, are being replaced over time with pyrethroids and neonicotinoids which are considered to be less toxic alternatives. Pesticides are not only applied to the many stages of crop growth and harvest,...

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