Mosquito Spraying 

Aerial Spray Is Not an Effective Strategy for Controlling Zika

http://articles.mercola.com/sites/articles/archive/2016/09/14/zika-virus-aerial-spraying.aspx?utm_source=dnl&utm_medium=email&utm_content=art1&utm_campaign=20160914Z1&et_cid=DM116541&et_rid=1664591718