The military sector is an important global player in terms of monetary expenditure and resource use. However, reporting of military greenhouse gas emissions is often embedded into other activities and quantitative estimations are scarce. This paper assesses the life cycle greenhouse gas emissions from the Norwegian defence sector from an organisational perspective. The total annual emissions add up to 0.8 million tonnes of CO 2 equivalents, corresponding to approximately 1.1% of the national

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... ssions from Norwegian consumption. The results show that upstream activities are the main contributors to emission (68%), with only 32% allocated to the reporting organisation. From a management perspective, this distinction is important since these emissions may be mitigated through green procurement practices, in contrast to direct emissions that require operational reductions.