Delegates to a key UN-backed climate meeting this week will be forced to consider what their future work might look like without US government participation.

The Trump administration’s actions in recent days have cast unprecedented uncertainty upon the climate panel’s work.

The Trump administration told US government scientists working on a vital global climate report to stop their work – the president’s latest move to withdraw the US from global climate action and research.

The Trump administration told US government scientists working on a global climate report to stop their work, one of the scientists involved told CNN.