Guterres at Cop31: 'You cannot build peace on a burning planet'

1. What happened

   According to a Guardian live blog, UN Secretary-General António Guterres warned in a speech at the Cop31 climate summit that "you cannot build peace on a burning planet." The headline also describes the speech as his final one at a climate summit.

2. When it started

   The provided material does not give a date for the speech or the live blog.

3. How it spread

   The Guardian covered the summit as a live blog, with updates posted as events unfolded. This explainer relies only on the headline and link to that report, not on the full coverage.

4. Why it matters

   The quote links climate change to peace and security, which is the central point of the headline. The provided material does not detail specific summit outcomes, agreements or reactions.