The Marrakech Action Proclamation calls for the highest political commitment to fight global warming

It is being seen as the united response of countries to the threat of president-elect Donald Trump to pull the US out of the landmark agreement.

Campaigners say it shows the strength of the global consensus on the issue.

The promise by Mr Trump to “cancel” the Paris Agreement and end financial support for international climate action has galvanised the countries meeting here in Morocco.