Graphic: The relentless rise of carbon dioxide – Climate Change

Is it true that CO2 levels were extremely high during the last ice age and what does that say about current theory of high CO2 =warming? - Quora

Atmospheric Carbon Dioxide Levels Are at Their Highest in 23 Million Years - EcoWatch

Rapid estimation of CO2 emissions from forest fire events using cloud-based computation of google earth engine

Rapid estimation of CO2 emissions from forest fire events using cloud-based computation of google earth engine

CO2 Emissions Infographics in Python, by Alan Jones

If CO2 and temperatures correlate, how could we have an ice age, when the CO2 level was at 4,000 ppm? - Quora

What is the major cause excess carbon dioxide in the atmosphere? - Quora

Reevaluating Earth's CO2 History - by Dr. Matthew Wielicki

Have CO₂ levels ever been higher than they currently are during a period that humans were around? - Quora