carbon offset

Từ điển Oxford Advanced Learner 8th

ˌcarbon ˈoffset 8 [carbon offset] BrE NAmE noun countable, uncountable
a way for a company or person to reduce the level of ↑carbon dioxide for which they are responsible by paying money to a company that works to reduce the total amount produced in the world, for example by planting trees
•carbon offset initiatives for air travellers
•carbon offset projects
•Wind energy companies sell carbon offsets.
•The country can trade carbon offset to rich polluters.
compare ↑carbon credit