Yellow fever population is vaccinated. Control of the yellow fever mosquito "A. aegypti" is of major importance, especially because the same mosquito can also transmit dengue fever and chikungunya disease. "A. aegypti" breeds preferentially in water, for example in installations by inhabitants of areas with precarious drinking water supply, or in domestic waste, especially tires, cans, and plastic bottles. These conditions are common in urban areas in developing countries. Two main strategies are employed to reduce mosquito populations. One approach is to kill the developing larvae. Measures are taken to reduce the water accumulations in which the larvae develop. Larvicides are used,
Yellow fever in Buenos Aires made of wood or clay and straw. In addition to the epidemic of yellow fever that we have mentioned, there were outbreaks of cholera in 1867 and 1868, which killed hundreds of people. On 27 January 1871, three cases of yellow fever were diagnosed in Buenos Aires. They were all in the San Telmo neighbourhood, which is full of tenements. From this date on, many more cases were registered, mostly in that neighbourhood. The doctors Tamini, Salvador Larrosa and Montes de Oca warned the City Commission of the outbreak of an epidemic. But the Commission, under the leadership of Narciso