In 2019, Cognuck hosted the first youth event in a PreCOP. She was a part of the team presenting the "Declaratoria Intergubernamental de Juventudes, Niñez y Cambio Climático" (Intergovernmental Declaration on Youth, Children and Climate Change) at COP25. On 3 November 2020, she was one of the speakers at "TEDx PuraVidaJoven2020".