If there is a problem of ~ in an area, there are more people living there than can be supported properly.
...young persons who are concerned about ~ in the world.
N-UNCOUNT
If there is a problem of ~ in an area, there are more people living there than can be supported properly.
...young persons who are concerned about ~ in the world.
N-UNCOUNT
Collins COBUILD. Толковый словарь английского языка для изучающих язык Коллинз COBUILD (международная база данных языков Бирмингемского университета) . 2012