Paris targets 50% lower carbon footprint for 2024 Olympics compared to 2012 and 2016 Games.

Paris aims for the most sustainable Olympics yet; Organisers plan to halve carbon footprint compared to 2012 London and 2016 Rio Games. Sending surfing competitions to Tahiti's Pacific waters, despite local outcry over a new viewing tower's potential damage to marine life, calculates that most fans will watch on TV rather than fly, reducing major carbon emissions. Fewer spectators also require less new construction, another key emissions source.