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Human population hits 1 billion
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Human population hits 2 billion
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Minamata disaster
Minamata disease is methylmercury poisoning that occurs in humans who ingest fish and shellfish contaminated by MeHg discharged in wastewater from a chemical plant. Typical symptoms include sensory disturbances, ataxia, dysarthria, constriction of the visual field, auditory disturbances and tremor were also seen. For the past 36 years, of the 2252 patients who have been officially recognized as having M. d., 1043 have died. This paper also discusses the recent remaining problems. -
Silent Spring
The silent Spring explained how indiscriminate application of chemicals, pesticides, and other chemicals effect our environment and medical problems for humans. It introduces a program where chemists practice their discipline and how society relates to science.