General Knowledge / Earth Day
Answer : 1970
Answer : The Cuyahoga River
The worst American nuclear disaster in history resulted from a partial reactor meltdown in 1979 at which power plant?
Answer : Three Mile Island Nuclear Generating Station
Answer : Alaska
Answer : 350 parts per million of carbon dioxide emissions in the atmosphere
Which automobile pollution control technology became universally adopted following the Clean Air Act Extension of 1970?
Answer : Catalytic converters
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