https://slaynews.com/news/top-climate-scientist-blows-whistle-admits-crisis-hoax/

Curry does a fairly clear expose on how this got going.

[We’ve all known this for years, but its still good to see some come out of the closet on this … even if in a belated attempt to salvage their reputations. Now that their careers are nearly over of course.]

Curry said much of the false study results came from the bias in funding.
She explains that scientists looking neutrally at such issues couldn’t get funded and, eventually, they were smeared as “climate deniers.”