COP 26: The teenagers suing 33 countries

A group of children in Portugal are using human rights law to force European politicians to tackle climate change.

After seeing the damage caused by wildfires in their home country of Portugal, André Oliviera, his sister Sofia and their friends are determined to make sure that leaders who pledged to reduce harmful emissions are forced to act.

Filmed and edited by Maarten Willems.

Produced by Kate Vandy.