Subtitled in Portuguese, BrazilianDo ecocídio ao ecolíbrio: a grande virada | Polly Higgins | TEDxUppsalaUniversityTranslated by Igor Arnaldo de AlencarReviewed by Maricene Crus
Subtitled in Portuguese, BrazilianA modernização do prédio do Empire State | Kevin Surace | TEDxPresidioTranslated by Igor Arnaldo de AlencarReviewed by Maricene Crus
Subtitled in Portuguese, BrazilianUm piano para se expressar | Kelly Ward | TEDxGreenvilleTranslated by Igor Arnaldo de AlencarReviewed by Maricene Crus