noun
carbon budget
The maximum cumulative amount of CO₂ emissions allowed to keep global warming below a given temperature target. Used in climate science and policy.
パリ協定では、世界全体の炭素予算を守ることが求められている。
The Paris Agreement calls for staying within the global carbon budget.
排出枠 is an emission allowance or cap, often used in emissions trading, while 炭素予算 refers to the total remaining carbon that can be emitted globally.
Compound of 炭素 (carbon) and 予算 (budget), a direct translation of the English term 'carbon budget'.