Today marks the start of the UN Climate Action Summit.
Alongside most of the world's leaders was a young climate activist who has become the voice for her generation:
"You are failing us" she says, "You are failing us, But the young people are starting to understand your betrayal. The eyes of all future generations are upon you, and if you choose to fail us, I say, we will never forgive you."
Producer: Karena de Souza
https://www.theguardian.com/environment/2019/sep/23/greta-thunberg-speech-un-2019-address