IPCC climate crisis report delivers ‘final warning on 1.5C’

Comprehensive review of human knowledge on subject says: act now, or it will be too late

• 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.