We know from internal documents that over the course of decades the oil majors had their own scientists both review mainstream climate science as well as conduc

We know from internal documents that over the course of decades the oil majors had their own scientists both review mainstream climate science as well as conduct their own original research and they agreed with the overall mainstream conclusions. There was also a pretty famous case of a climate skeptic that got funding from Koch to look into things and wound up becoming convinced. https://www.scientificamerican.com/article/converted-contrarian-argues-humans-to-blame-for-climate-change/ https://www.scientificamerican.com/article/converted-contrar... All the oil majors in the world, plus Saudi Arabia, Russia, China, etc have plenty of motivation and resources to poke holes in the theory and have failed to do so. Can you explain why that is?