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dead bodies poisinig wells
the poisinin of wells with dead bodies b the spartans in Ancient Greece. -
The great plauge of London
The Great Plague killed an estimated 100,000 people, about 20% of London's population.[2] Bubonic plague is a disease caused by the Yersinia pestis bacterium which is usually transmitted through the bite of an infected flea, the prime vector for Y. pestis. -
John Snows work on spontaneous life
In 1854, John Snow (a British physician) traced an outbreakof cholera in London to sewage-contaminated water andnot to the dead bodies found. He was able to trace all thecases to the water taken from a certain well. He showedthat people living near each other only caught the disease ifthey used that well. -
Aids and HIV
there was a outbreak of aids in the USA between 1981 and 2001. -
foot and mouth outbreak
The outbreak of foot-and-mouth disease in the United Kingdom in 2001 caused a crisis in British agriculture and tourism. This epizootic saw 2,000 cases of the disease in farms across most of the British countryside. Over 10 million sheep and cattle were killed in an eventually successful attempt to halt the disease. -
Swine flu outbreak
Swine flu is caused by different strains of H1N1. The 2009 strain of swine flu - pandemic A (H1N1) 2009 – had not previously been found in pigs or humans, and contained a mixture of genetic material from human, pig and bird flu. In other words, it was a new variety of flu, which people didn’t have much immunity to.
