In the wake of Greta Thunberg, the youth has been fighting for several months to save our planet. Leading the marches, on the front pages of the media as well as on social networks, young women have become, sometimes unintentionally, the key figures of this movement. Who are these women? Why are they so cheered and criticized at the same time? To better understanding of the commitment of Anuna and Adelaide (Belgium), Luisa (Germany), Lena (France), Leah (Uganda) and Artemisia (Brazil), we decide...