counterbalance
verb [ T ]
uk/ˈkaʊntəˌbæləns/ us/-ṱɚ-/to have an equal but opposite effect on something in a positive way, so that it does not have too much of a particular characteristic:
Investment in forestry projects is intended to counterbalance the effects of carbon emissions.
Short-term losses in revenue will be counterbalanced by new business opportunities.
counterbalance
noun [ C, usually singular ]
uk/ˈkaʊntəˌbæləns/ us/-ṱɚ-/something that has an equal and opposite effect on something in a positive way:
counterbalance to sth Internet lobby groups have been a welcome counterbalance to the power of the multinationals.