That he is responding and interpreting the quotes means there are probably no legal implications. No matter how unscientific and unprofessional these characters were, it's going to be hard to convict them of a conspiracy to cover up FOI data (the most serious charge I can see). They won't be charged either because climate alarmism is politically correct in England right now.
Oh I think they will be charged. First there will be questions asked. Something is about to come out of the House of Lords.