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This website has been updated in March 2025 (see About page).
About
Remaining carbon budget
That amounts to
1126
28x
Gt CO₂
the current annual emissions

Global settings

The remaining emissions are determined by:

Limit global warming to (°C) ⓘ
1.51.61.71.81.92
Acceptable risk of exceeding global warming limit ⓘ
0.170.330.50.670.83
Reduction of non-CO2 emissions ⓘ
0.170.330.50.670.83

The allocation of these emissions over time is determined by:

End-of-century negative emissions ⓘ
0.170.330.50.670.83
Timing of early-century mitigation ⓘ

Policy pathways

Compare your pathway to projections of various policy levels. Of particular interest is the implementation ⓘ gap.

Global pathway World map with allocations