Student at the climate event: "I am here to intervene and say nothing"

Adolescent Gina Hale is one of thousands of demonstrators participating in a day of action against climate change.

The 16-year-old student from Brisbane said she felt compelled to demonstrate after learning about the effects of climate change at school.

Demonstrations calling for strong political action against climate change have begun and are spreading around the world.

School children from Asia, the Pacific and Africa have already taken to the streets, inspired by the young Swedish activist Greta Thunberg.

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