Yes, I'm sure his Prize-winning work on quantum stuff in the 1970's makes him a real expert on climate change today.
/s
It would be useful if people did not treat "Science" and "Noted Scientist" like "Roman Catholic Church" and "Cardinal or Pope". Lawyers are smart and honest enough to preface everything they say about the law, outside of their own little niche specialties, with huge disclaimers. Is there some reason why scientists are so dim or crooked that they won't even aspire to lawyers-level professionalism?