[KongchangAI]
Unverified50% confidenceFactExact time

The study analyzed ExxonMobil's internal documents and public communications materials from 1977 to 2014, finding that 80% of the company's internal research acknowledged climate change as real and human-caused, while 81% of its public advertisements expressed doubt or denial.

1
Sources
50%
Confidence
Long-term
Relevance
10/11/2026
First Seen

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