What quantity of carbon dioxide was in the atmosphere in 1980? 317 ppm 326 ppm 339 ppm 371 ppm

Answer;

371 ppm

Explanation; 371 ppm is the quantity of carbon dioxide that was in the atmosphere in 1980.Atmospheric carbon dioxide concentrations in parts per million (ppm) was 371 in 1980. However, this has increased over the years due to human activities such as burning of fuels which release carbon dioxide into the atmosphere.In 2017, the average global atmospheric coincentration of carbon dioxide was 405.0 parts per million.

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