COP 26: The teenagers suing 33 countrieson December 30, 2021 at 12:03 am

To ensure the promises of COP26 are kept, young campaigners are putting their faith in international courts.

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.