Complete eradication of mosquitoes would be counter productive, especially given that mosquitoes are a major reason some places such as tropical forests have low human activity - <a href="http:&#x2F;&#x2F;www.bbc.com&#x2F;news&#x2F;magazine-35408835" rel="nofollow">http:&#x2F;&#x2F;www.bbc.com&#x2F;news&#x2F;magazine-35408835</a>. Selectively countering the harmful traits of mosquitoes appears to be the best way to go about it.