birth rate, the number of births in a population in a certain amount of time, death rate, the number of deaths in a population in a certain amount of time, immigration, moving into a population, emigration , moving out of a populatoin, population density, number of individuals per unit area.

Classifica

Stile di visualizzazione

Opzioni

Cambia modello

)
Ripristinare il titolo salvato automaticamente: ?