Climate activists marched across the world again on on Friday from Bangladesh to Montreal just days after teenage activist Greta Thunberg delivered powerful speech to the United Nations.
Meanwhile, UN aviation leaders gathered in the French-speaking city of Montreal to debate plane emission targets.
The 16-year-old Swede said she had decided to go to Canada because she knows the country is facing a federal election where the environment is one of the top issues for voters, according to polls.
Both Liberal Prime Minister Justin Trudeau and Green Party chief Elizabeth May will also be joining in the march, while New Democrat leader Jagmeet Singh will be in one on the west coast. Conservative leader Andrew Scheer is not participating.
Asked what she told Trudeau, Greta said she delivered the same message she's given to all politicians "just listen to the science".
A new wave of worldwide climate change protests, inspired by Greta Thunberg's Fridays for Future movement, has got underway, with crowds taking to the streets.
Thousands of students took part in a climate change protest in the Hague, the Netherlands, which you can watch in the video player above. Marches are also planned across Europe.
This Friday's protests will culminate in a rally in Montreal, where teenage activist Thunberg is set to make an address.
Euronews spoke to a panel of experts on whether the action is working, and if it will remain a regular event until more progress is made by leaders.
Students kicked off the protests in locations across New Zealand, carrying signs that bore messages including: "We're skipping our lessons, so we can teach you one" and "You can't comb over climate change".