This isn't good....
https://www.washingtontimes.com/news/2017/dec/6/mark-jacobson-stanford-professor-heats-climate-deb/
A Stanford University professor’s defamation lawsuit in defense of his green energy research has raised the temperature on the climate change debate, fueling fears that such a precedent could put a chill on scientific inquiry.
https://www.washingtontimes.com/news/2017/dec/6/mark-jacobson-stanford-professor-heats-climate-deb/