Not for the first time, a protest by climate activists descended into acrimony and the threat of violence last weekend. At midday, a dozen or so Just Stop Oil activists brought weekend traffic to a halt in south London.
Irate motorists dragged protesters aggressively off the road. Yet, their anger also feeds into a broader, increasingly vigorous, debate over how many other people have been alienated by the strategy of Just Stop Oil in recent weeks.
As the campaign group concluded a month of direct action, organisers were