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John Snow (15 March 1813 – 16 June 1858 [1]) was an English physician and a leader in the development of anaesthesia and medical hygiene.He is considered one of the founders of modern epidemiology and early germ theory, in part because of his work in tracing the source of a cholera outbreak in London's Soho, which he identified as a particular public water pump.
The Broad Street cholera outbreak (or Golden Square outbreak) was a severe outbreak of cholera that occurred in 1854 near Broad Street (now Broadwick Street) in Soho, London, England, during the worldwide 1846–1860 cholera pandemic.
First cholera pandemic. The first cholera pandemic, though previously restricted, began in Bengal, and then spread across India by 1820. Hundreds of thousands of Indians and ten thousand British troops died during this pandemic. [11]
Chadwick was working on removing the waste and dirt as the solution but exactly what was causing the disease was not known until the work of John Snow in 1854. [37] That year there was a severe outbreak of cholera in the upper class Soho district of western London. It was part of the 1846–1860 cholera pandemic happening worldwide. It prompted ...
While cholera may have been killing people as far back as 400 B.C., it didn't start affecting the Americas until the second cholera pandemic began in 1829.Numerous other cholera pandemics followed ...
The study of cholera in England by John Snow between 1849 and 1854 led to significant advances in the field of epidemiology because of his insights about transmission via contaminated water, and a map of the same was the first recorded incidence of epidemiological tracking. [5] [18] Video summary of this article with VideoWiki
There are different snow reporting sites within New Orleans, but the oldest records from a sub-station that's no longer in service reported 10 inches of snow in 1895, and 14.4 inches in 1909.
In Taiwan, snow was reported in Hsinchu and Miaoli, and frost was reported in Changhua. [17] A large-scale famine in Yunnan helped reverse the fortunes of the ruling Qing dynasty. [17] [18] In India, the delayed summer monsoon caused late torrential rains that aggravated the spread of cholera from a region near the Ganges in Bengal to as far as ...