The WHO declared a global emergency regarding Zika virus yesterday, putting it in the same category of concern as Ebola. Currently, there is no vaccine or medication to stop Zika. The only way to avoid catching it is to avoid getting bitten by the Aedes mosquitoes that transmit the infection. There's also a fear that other mosquito species could carry the Zika virus, which is still unconfirmed. Meahwhile, researchers are working on solution by using Wolbachia bacteria to infect mosquitoes and block the transmission of viruses like Zika: https://www.researchgate.net/blog/post/the-bacteria-that-could-fight-zika-virus Wouldn't the simpler solution be to get rid of all invasive varieties of mosquitoes that target humans?