Kammala wannan jumlar: A cikin 2017 Lestari ya kafa Taron Matasa na Matasa na Indonesiya (IYMDS). A wannan shekarar, ta wakilci Indonesia kuma ta yi magana a
Taron Canjin Yanayi na Majalisar Dinkin Duniya na 2017 a Bonn, Jamus. Ta kuma taimaka ta fara kamfen na shan ruwa na filastik a Indonesia kuma ta shawo kan gidajen cin abinci 700 don rage amfani da magunguna masu amfani.