[ETL]

"Scientists estimate that volcanoes worldwide emit, on average, about 1.5 metric tons of CO2 per day (only about 2% of the amount that human activity causes)."

[ETL]

Re: “Scientists estimate that volcanoes worldwide emit, on average, about 1.5 metric tons of CO2 per day (only about 2% of the amount that human activity causes).”

I don’t know if this is true, but I strongly doubt it. In any case, it was why I posted the two graphics on the composition of Earth’s atmosphere, where CO2 only accounts for about 0.038%.