Genetic engineering

Male mosquitoes are modified so offspring die prematurely and don’t reproduce. Oxitec has approval to breed GM mosquitoes in Brazil. It seeks final Brazilian clearance to market the service and FDA approval for U.S. field trials.

Advantages The technique has already been tested for mosquito control in Brazil. Oxitec has one breeding facility and is building another.

Drawbacks GM mosquitoes may face resistance from the public and from regulators.