Something went wrong, please try again later. Invalid email Something went wrong, please try again later. Sign up for our daily newsletter to get the day's biggest stories sent direct to your inbox Climate activists have turned out in their thousands in London to mark Earth Day in a nonviolent, direct action. Over the course of the weekend, several climate groups have linked up to stage demonstrations. The four day campaign dubbed 'The Big One' by the Extinction Rebellion (XR) began on Friday (April 21) where people from all groups and movements, not just XR, will gather throughout Westminster and…