Why is it so hard to believe that lighting a bunch of shit on fire for hundreds of years has a strong effect on the globe?

https://www.desmog.com/2024/03/21/climate-the-movie-martin-durkin-co2-coalition-heartland-institute-cfact-climate-denial/ 

 bc of big lie poisoning ppl mind.
 

 🤦 I’m afraid to ask what the big lie is