More than one hundred thousand people shut down the heart of the city on Friday, in a global movement to save the planet.
Tens of thousands of Victorian school students walked out of the classroom and onto the streets, demanding government action on climate change.
Reporter: NICKOLAS ZAKHARIA
Producer: CHESTER NGAN
Filming by: NICKOLAS ZAKHARIA, CHESTER NGAN, KARUNA BALASUBRAMANIAN, SANYUKTA NATH and MARGARITE CLAREY