FIFA and pop superstars should discount tickets for fans to keep climate costs of 'mega-events' down, say researchers

AI justification

FIFA's expansion increased emissions by 500k+ tons; study alone insufficient to offset harm. | The publication of the study represents a positive step in raising awareness and providing data to address climate impacts of mega-events. However, FIFA's decision to expand the World Cup to 48 teams directly increased emissions by over half a million metric tons, primarily from fan travel, undermining climate action efforts.