'As more join, it gets less risky': how Greta Thunberg's lone strike turned into a movement

In an extract from his new book, Tim Lenton explains how Fridays for Future challenged climate inaction to reach a positive tipping pointIn August 2018, Greta Thunberg was sitting alone on the ground outside the Swedish parliament with a placard reading "Skolstrejk för klimatet" (School strike for climate) and a bunch of pamphlets under a stone.An older woman stood over her and asked: "Why are you on strike? You have to go to school." Greta retorted: "Why would I need an education if there is no future?"Positive Tipping Points: How to Fix the Climate Crisis is published by Oxford University Press Continue reading...