In 2018, she co-founded the Youth for Climate movement in Belgium with the aim of raising awareness and encouraging young people to act against climate change. Since then, she has organized several climate marches and protests and has been present in the media to talk about global warming and social justice.[5]
Between 2018 and 2019, she became the French-speaking Belgian representative for Amnesty International.[6]
Charlier became aware of the climate cause in her early teens,[10] while living with her family in Vietnam.[11] From 2012 to 2016, she attended the United Nations International School of Hanoi, a United Nations school where the climate issue was particularly discussed.[12]
In October 2019, Charlier crossed the Atlantic Ocean by sailboat to attend the COP25 in Santiago, Chile, accompanied by other activists such as Anuna De Wever.[16] During their journey, they learned that Chilean President Sebastian Piñera had decided to cancel the COP25,[17] following a severe social crisis in the country.[18]
Documentaries
La Meuf du climat ("The Climate Girl")
In 2021, the RTBF produced "La Meuf du climat", a 52-minute documentary dedicated to Charlier. Directed by Quentin Ceuppens, the documentary portrays the young woman from Namur by interviewing her close friends, family, scientists, and Greta Thunberg, who has become one of her best friends.[19]
Sœurs de combat
Charlier appears in the documentary "Sœurs de combat", a film about youth engagement in favour of the climate, directed by Henri De Gerlache. The film was broadcast by the RTBF.[20]
In January 2020, she received the "Namuroise of the Year" award in the "Commitment to the Planet" category, for her leadership in climate marches.[23][24]
In February 2022, the Lobby Awards 2021 granted her the title of "Female Leadership of the Year".[25]
Publications
Charlier is a co-author of the book "Quel monde pour demain, dialogue entre générations" (2020) with Esmeralda of Belgium, Anuna De Wever, and Sandrine Dixson-Declève.[26] The book addresses climate issues in the form of a dialogue and proposes solutions for a more sustainable future.[27]