¶aging America
(=silvering of Aging)¶aging of [in] the population
(=aging populations, population aging)¶aging populations
(=process of aging;⇒gerontology)⇒aged society¶aging workforce
¶in the process of demographic aging
¶individual aging
¶People are not only living longer, but are aging differently, too.
¶population aging
(=aging in population)(=demographic explosion, population aging)¶the aging of the aged [elderly population]
¶the dramatic aging of the Japanese population
「aging」は動詞「age」の現在分詞です