Word: bacterias
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Dates: during 1990-1999
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Recreational boating has resumed on the Charles River after boathouses were closed this week in the wake of a bacteria contamination scare...
Boyne said that while the river seems to be close to normal bacteria levels, his staff is still taking precautions...
...Conner noted that most of yesterday's sailors did not seem overly concerned about the danger of bacteria...
Underlying all these outbreaks is the same Darwinian mechanism: unusual weather such as dry spells in wet areas or torrential rains in normally dry spots tends to favor so-called opportunistic pests--rodents, insects, bacteria, protozoa, viruses--while making life more difficult for the predators that usually control them. Episodes of extreme weather are routinely followed by outbreaks of plagues, both old and new. Among the most recent examples...
...microbe that is responsible--Cyclospora cayetanensis--doesn't come from the relatively familiar world of viruses and bacteria. Instead, it hails from the strange realm of protozoa--single-celled organisms that have complex, multistep life cycles and are big enough to be seen under an ordinary microscope. Protozoa are usually found in ponds and moist, humid places like garden soil. There are many different types of protozoa, but this particular strain was not identified until the early 1990s...