Assertion: world population | /r/CapableOf | go decline
Facets:
value: probably
type: DEGREE
Source sentences:
text: One of its authors, Adrian Raftery, a University of Washington professor of statistics and of sociology, says "The consensus over the past 20 years or so was that world population, which is currently around 7 billion, would go up to 9 billion and level off or probably decline.