Tiza Mafira received the Ocean Hero award in 2018 by the United Nations Environmental Program based on winning the #pay4plastic petition which had the impact of reducing plastic bags in modern retail by 55 percent with the implementation of the No Free Plastic Bag Trial. After this trial, there were many regulations banning plastic bags in several regions in Indonesia.
Tiza has led Diet Plastik Indonesia, and co-founded it, since 2013. She feels grateful that the environmental law knowledge she learned in college can be used to make changes. In her spare time, Tiza enjoys making doll houses out of cardboard for her children and doing water sports. Tiza is an alumna of the Faculty of Law, University of Indonesia (2002) and Harvard Law School (2010).
Tiza memimpin Dietplastik Indonesa, dan turut mendirikannya, sejak 2013. Ia merasa bersyukur ilmu hukum lingkungan yang dipelajarinya ketika kuliah dapat digunakan untuk membuat perubahan. Pada waktu senggang, Tiza senang membuat rumah boneka dari kardus untuk anak-anaknya dan melakukan olahraga air. Tiza adalah alumna Fakultas Hukum Universitas Indonesia (2002) dan Harvard Law School (2010).
