Data from 'Just 100 companies responsible for 71% of global emissions, study says Emissions from 1988 to 2015' https://www.theguardian.com/sustainable-business/2017/jul/10/100-fossil-fuel-companies-investors-responsible-71-global-emissions-cdp-study-climate-change New figures are at https://www.theguardian.com/environment/2019/oct/09/revealed-20-firms-third-carbon-emissions You could say this is not the companies but the individual. If I fill my car with petrol thats on my Carbon Footprint not theirs. "The term was popularised by a $250 million ad campaign by the oil and gas company BP in an attempt to move public attention away from restricting the activities of fossil fuel companies and onto individual responsibility for solving climate change." https://en.wikipedia.org/wiki/Carbon