What the talks achieved and why

NEGOTIATORS from 187 countries have agreed to launch talks which, it is hoped, will lead to a new international climate change deal.

Q: So they’ve drawn up a “roadmap” for a deal. Why does the world need it?

A: Scientists from the Nobel Peace Prize-winning Intergovernmental Panel on Climate Change said global warming is “unequivocal”, with negative effects if we don’t take action.