evidence: Nearly all actively publishing climate scientists say humans are causing climate change.[4][5] Surveys of the scientific literature are another way to measure scientific consensus. A 2019 review of scientific papers found the consensus on the cause of climate change to be at 100%,[6] and a 2021 study concluded that over 99% of scientific papers agree on the human cause of climate change.[7] The small percentage of papers that disagreed with the consensus often contained errors or could not be replicated.[8] [...] - ^ Gertz, Emily (10 January 2014). "Infographic: Scientists Who Doubt Human-Caused Climate Change". Popular Science. Retrieved 12 February 2014. [...] - ^ Ramanujan, Krishna. "More than 99.9% of studies agree: Humans caused climate change". Cornell Chronicle. Environmental Research Letters. Retrieved 20 October 2021.