At a press conference on Wednesday, Zack Polanski made the plea as he warned: “We are facing the biggest threat to this country since the Second World War.” “Now, some will say we can’t afford to make these changes. These last few weeks are showing we can’t afford not to – we are facing an existential threat.” “‘We can’t afford net zero’? “I’ve been fantasising this year that we could perhaps criminalise climate denial – we should certainly criminalise irresponsible journalism.”