Reducing GHG emissions, or increasing GHG removals through activities outside of an organization’s emissions inventory, in order to compensate for GHG emissions such that an organization’s net contribution to global emissions is reduced. Compensation claims are only valid under a rigorous set of conditions, including that the reductions/removals involved are additional, not over-estimated, and exclusively claimed. Includes offsetting, but also all other activities an organization makes outside its value chain that are contributions to mitigation.