Science did not tell us to avoid natural fats in our diet, it was the: USDA, FDA, AMA, etc. etc. It was government and industry associations, sensational journalists who won't or can't deal with basic stats, not scientists. ... The jump to connecting this to climate change had zero supporting evidence in this article.
Psst. When most Americans hear about climate change, it's either policy proposals and advocacy from politicians in the government, or the EPA, solar industry, et cetera... or it's sensationalist news coverage, much like diet fads.
It's a testament to something that more people aren't skeptical/denialist given the sort of marketing that is involved, but I'm not sure what exactly.