RealClimate: The global CO2 rise: the facts, Exxon and the favorite denial tricks
India in Pixels by Ashris on Twitter: "How much carbon dioxide have different countries/continents released into the atmosphere since 1750? Source: https://t.co/cHmGd6CAnh https://t.co/XokiLffYka" / Twitter
Is the level of CO2 in the atmosphere rising? - Quora
Comparing CO2 emissions to CO2 levels
Humanity dumped 37 billion tons of CO2 into the atmosphere in 2020 | Mashable