Well, there are those claims of unwarranted scrutiny and his assumptions that they were race-based... and then there are his bogus claims about what was said about him in the media and before Congress, which have been documented.
No, it says that Tyson's views on global warming defy the actual data, then links to an article referencing why.
And neither article says that warming would not be a problem, instead indicating that popular climate models for rates of warming have a lot of errors... and shows some.
http://thefederalist.com/2014/09/15/did-neil-degrasse-tyson-...