A subsequent appraisal by the ORGANIZATION@1 showed that releases are low and localized from the NUMBER@1 naval reactors -LRB- reported by the ORGANIZATION@2 as having come from seven submarines and the icebreaker `` Lenin '' -RRB- which were dumped at five sites in the Kara Sea .

An ORGANIZATION@1 appraisal showed that releases are low and localised .
