The momentum for climate action we are witnessing is extraordinary. Throughout 2019, millions of people took the streets all around the world to join the youth climate movement's school strike. Yet at this year’s most important climate politics meeting, the UN Climate Action Summit in New York, most governments were far from committing to sufficient action to avert dangerous climate change. Dr. Beatrice Mosello and Dr. Virginie Le Masson explain how to move things forward.