There is a lot of money to be made from exaggerated threats from "global warming." The more imminent and dire the conjured up threat, the sooner the study grant money will flow. Here is an example that benefited the Head of the UN IPCC. In this case the culprits admit that they were lying. Here is the story. Generating global warming scares has become a "cottage industry" for scientists in all fields. Most of them just assume temperature is going up a lot, and then project what will happen.