Extinction Rebellion Quebec says it is devoted to putting pressure on both the provincial and federal governments to adopt rigorous environmental policies.

Christine Gosselin has been heavily criticized for thanking people after committing acts of civil disobedience.

The Montreal rally drew hundreds of thousands of protesters in the fight against climate change.

Quebec's environment minister announced an international youth summit on climate action next summer in Quebec City.

Montreal Mayor Valérie Plante welcomed the teen activist, a prominent voice in the fight against climate change, to receive the honour after a climate march on Sept. 27.

Some Montreal school boards cancel classes on Sept. 27, allowing students to attend the climate march.

The young Swedish activist will be in Montreal in late September.

Montreal police spokesperson Constable Caroline Chèvrefils said 25 people were arrested between the ages of 18 and 57.