text: Please.  After your crackerjack source that has you believing volcanoes (~200 million tons) put out more CO2 than humans (24 Billion tons..with a B!) per year, has disqualified you to ask for anybody else's sources or claims you actually know what you're talking about.  
  
  https://www.scientificamerican.com/article/earthtalks-volcanoes-or-humans/