"False information about climate change flourished online over the past year, researchers say, with denialist social media posts and conspiracy theories surging after US environmental reforms and Elon Musk's Twitter takeover.

"What really surprised us this year was to see a resurgence in language that is reminiscent of the 1980s: phrases like 'climate hoax' and 'climate scam' that deny the phenomenon of climate change," said Jennie King, head of civic action at the Institute for Strategic Dialogue, a London-based digital research group.

Popular topics included the false claims that CO2 does not cause climate change or that global warming is not caused by human activity, said Climate Action Against Disinformation (CAAD), a coalition of campaigners, in a report."

Roland Lloyd Parry reports for AFP January 31, 2023. [2]