Climate projections again point to 2.7C rise if policies don't improve

The research partnership Climate Action Tracker on Thursday released its latest projections of how greenhouse gas emissions may dangerously raise the global average temperature. The result is similar to last year’s — a troubling 2.7C increase above pre-industrial levels if policies don’t improve — but a different point of comparison adds a new dimension to the finding. 

 

The key numbers in the updated projections: 

• If current policies remain in place, the world will heat up by an average of 2.7C by 2100. That’s very, very deep into the danger zone.
• If 2030 targets are implemented, that figure drops to