Assertion: human population | /r/CreatedBy | long-term demographic trends
Facets:
Source sentences:
text: Reduction in number of a human population caused by events such as long-term demographic trends
text: A population decline (or depopulation) in humans is a reduction in a human population caused by events such as long-term demographic trends, as in sub-replacement fertility, aging, emigration, for example as a result of economic recession, urban decay, rural flight, food resource decline or high death rates due to violence, disease, or other catastrophes..