Eruption of Laki Volcano in Iceland
The eruptions of Laki and the resulting haze cloud have a severe impact on the climate of the northern hemisphere and cause large famines across Europe.
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air pollution
John Evelyn’s Fumifugium
John Evelyn’s report for King Charles II of England becomes one of the first tracts on urban air pollution.
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Houdry's catalytic converter
The French engineer Eugene Houdry patents the catalytic converter.
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