On the other hand, a decrease in population causes a decrease in modernization, which in turn causes a decrease in migration, which in turn decreases population.
(a decrease in population; causes; a decrease in modernization, which in turn causes a decrease in migration,) (a decrease in modernization; causes; a decrease in migration, which in turn decreases population) (a decrease in migration; decreases; population)
a decrease in population a decrease in modernization a decrease in migration
causes causes decreases
a decrease in modernization, which in turn causes a decrease in migration,
a decrease in migration, which in turn decreases population
population