Unsanitary conditions in Brazil’s slum areas are provided potential breeding grounds for Aedes mosquitoes that can transmit viruses including Zika and dengue. In the city of Recife, capital of the northeastern Brazilian state of Pernambuco, ditches are found with waste water and even other garbage discharged by local residents, with foul smells given out from time to time. Algae and weeds have grown in the water, and rat carcasses as well as other floating garbage […]