Assertion: kittiwake | /r/CapableOf | have declined by around 40%
Facets:
value: since the 1970s
type: TEMPORAL
Source sentences:
text: The importance of the colony has been underlined by the fact that globally kittiwakes are thought to have declined by around 40% since the 1970s.
text: Globally, kittiwakes are thought to have declined by around 40% since the 1970s, and were added to the Birds of Conservation Concern Red List in 2015.