MANIFEST DESTINY 1806 1855
ELECTION OF 1848 AND THE CALIFORNIA GOLD RUSH
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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natives and crocodiles
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deadly snakes and mobs of mosquitoes
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sharks and stingrays
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it doesn’t say
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Detailed explanation-1: -Drs. Gorgas, LePrince, and Darling are remembered as pioneers for their leadership in the control of malaria during this period. The Gorgas Memorial Laboratory in Panama, named after Col.
Detailed explanation-2: -To smother mosquito larvae, health officials sprayed crude oil mixed with kerosene in water sources and puddles. Thanks to those efforts, yellow fever cases on the isthmus were largely eradicated by the end of 1905.
Detailed explanation-3: -Over 22, 000 workers died during the French effort to build the Canal, many of them from malaria and yellow fever. The symptoms of yellow fever were terrifying: fever, headaches, back pain, extreme thirst, and black vomit from internal bleeding.
Detailed explanation-4: -The mosquito kills more people than any other creature in the world. Even today, almost one million people a year die from mosquito-borne disease.