The green transition is a battlefield that reshapes boundaries and possibilities for social movements, unequivocally demanding to take a stance. This is not a task for climate ‘specialists’ only. This is the task for a transnational social movement. This journal collecting articles and interviews from collectives, unions and activists from around Europe aims at opening a space for discussion on how a transnational climate class conflict shall look like towards the transnational meeting in Frankfurt on 10-12th February.