Wellington has become the latest city to declare a climate emergency.
The declaration was adopted at a meeting of the Wellington City Council this morning.
The councillors have also been considering a new strategy to make the city carbon neutral by 2050.
Five other councils, including Auckland and Nelson, have already declared climate emergencies.
Critics say in many cases those councils are not doing anything more than they have already been doing.
Daily podcast The Detail looks into whether declaring a climate change emergency will actually help.