Scientists deliver ‘final warning’ on climate crisis: act now or it’s too late

IPCC report says only swift and drastic action can avert irrevocable damage to world

• Analysis: Humanity at the crossroads
• Timeline: The IPCC's reports

Scientists have delivered a final warning" on the climate crisis, as rising greenhouse gas emissions push the world to the brink of irrevocable damage that only swift and drastic action can avert.

The Intergovernmental Panel on Climate Change (IPCC), made up of the world's leading climate scientists, set out the final part of its mammoth sixth assessment report on Monday.