Bristol declared a climate emergency in 2018, but what interventions have taken place since then? Orla and Archie, two members of the Youth Strike 4 Climate Change movement ask Marvin Rees exactly that ahead of Greta Thunberg's visit on Friday 28 February. From steps to carbon neutrality by 2030 to whose responsibility it is to fixing the climate emergency, YS4C put Marvin in the hot seat.