noun which may take the genitive case particle 'no', noun
near-threatened (species)
Conservation status category used by the Japanese Ministry of the Environment, equivalent to IUCN Near Threatened (NT). Often used attributively with の.
その鳥は環境省のレッドリストで準絶滅危惧に指定されている。
That bird is listed as near-threatened on the Ministry of the Environment's Red List.
準絶滅危惧種の保護活動が進められている。
Conservation efforts are underway for near-threatened species.
絶滅危惧 means 'endangered' (a higher threat level), while 準絶滅危惧 is 'near-threatened', a lower risk category.
Compound of 準 (jun, 'quasi-', 'semi-'), 絶滅 (zetsumetsu, 'extinction'), and 危惧 (kigu, 'fear', 'apprehension'). The term was coined for conservation status classification.