evidence: People producing misinformation have shifted tactics, too, often moving from the old denial (claiming climate change isn’t happening) to the new denial (questioning climate solutions). Spreading doubt and scepticism has hamstrung our response to the enormous threat of climate change. And with sophisticated generative AI making it easy to generate plausible lies, it could become an even bigger issue. [...] Similar studies have been conducted on climate misinformation. Here, one group was forewarned that politically motivated actors will try to make it seem as if there was a lot of disagreement on the causes of climate change by appealing to fake experts and bogus petitions, while in fact 97% or more of climate scientists have concluded humans are causing climate change. This inoculation proved effective. [...] 1. The claim: "Climate change is a hoax – wildfires have always been a part of nature."