Global budget

How much do we have left?

Limit global warming to (°C) ⓘ

1.51.61.71.81.922.12.22.32.4

Acceptable risk of exceeding global warming limit ⓘ

0.170.330.50.670.83

Reduction of non-CO₂ emissions ⓘ

0.10.330.50.670.9

Global pathway

How do we spend these emissions over time?

End-of-century negative emissions ⓘ

0.20.30.40.50.60.70.8

The timing of early-century mitigation ⓘ

DelayedImmediate

Historical emissions: 4 Gt CO₂e

NDC ambition in 2030 relative to 1990: 48

Allocation method	Grandfathering	Per capita	Per capita convergence	Ability to pay	GH development rights	Equal cumulative per capita
2030 reductions	38%	3%	27%	57%	181%	35%
2040 reductions	52%	24%	34%	80%	340%	46%
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