https://www.scientificamerican.com/article/exxon-knew-about-...
https://generation180.org/the-absurd-truth-about-fossil-fuel...
https://www.theguardian.com/environment/2021/dec/04/exxon-po...
https://www.theguardian.com/uk/2011/jan/19/undercover-police...
https://www.jacobinmag.com/2021/10/steven-donziger-loretta-p...
https://www.theguardian.com/environment/earth-insight/2014/m...
Disclaimer: I have not read all of these specific sources; they are the result of quick searches. There are many other sources to choose from - if you have a nit to pick, I suggest DuckDuckGo.