Campaign to eliminate mosquitos (19 mayo 1900 año – 20 mayo 1969 año)
Descripción:
Malaria being carried by mosquitoes caused the use of many different tactics to kill mosquitos, such as DDT and other pesticides. Due to the environmental effects by DDT and other pesticides the program was shut down by WHO.
Añadido al timeline:
fecha:
19 mayo 1900 año
20 mayo 1969 año
~ 69 years