artificial lake; man-made lake; reservoir
increase in population; population growth
depopulation; falling population; decrease in population; population decline
to become well-known; to become common knowledge; to become famous; to be on everyone's lips
population statistics; demographics
population structure; demographic structure; age-sex structure
changes in demographics; movements in population characteristics
labor force; labour force
population coverage rate; service coverage ratio
workforce; work force; labor force; labour force
population bonus; demographic dividend; demographic bonus