Sorry, this talk has not yet been translated into: English|Want to help translate this talk? Become a TED Translator.
TEDxLille
April 2018
|79K views

métaux rares: la face cachée de la transition énergétique

Become a TED Member
Want to hear more great ideas like this one? Sign up for TED Membership to get exclusive access to captivating conversations, engaging events, and more!