| http://www.w3.org/ns/prov#value | - However, the complete ban of DDT and other insecticides may have resulted in millions of deaths by malaria and other insect-borne diseases (tsetse fly, yellow fever, etc.) that could have been prevented by judicious use of DDT. The use of insecticides actually cleared North America and most of Europe of malaria and yellow fever (it killed canal builders in Ontario in the early 19th Century and I b
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