“Now we know that many other industries have learned from Big Tobacco’s playbook. Physicians hired by the National Football League have questioned the evidence that concussions can cause brain disease, and soda sellers have financed research to deny that sugar causes obesity. And climate deniers have conducted a kind of scavenger hunt for oddities that appear to challenge the overwhelming consensus of climate scientists.”
http://www.nytimes.com/2016/11/20/opinion/climate-change-in-trumps-age-of-ignorance.html