He's still, because of his earlier stuff, still associated with the skeptic camp, but he's realized that's a pretty lonely camp, and so, he's making the R&amp;D point.
Il est encore, à cause de l'affaire d'avant, toujours associé avec le camp des climato-sceptiques, mais il a compris que c'est une position assez solitaire, alors, il ramène son truc de R&amp;D.