title: Population "explosion" not over for half the world.
mesh_terms: D017677:Age Distribution; D000367:Age Factors; D001723:Birth Rate; D003710:Demography; D019049:Developed Countries; D003906:Developing Countries; D005298:Fertility; D011153:Population; D011154:Population Characteristics; D011156:Population Density; D011157:Population Dynamics; D011158:Population Growth
keywords: Age Distribution; Age Factors; Demographic Factors; Developed Countries; Developing Countries; Fertility; Fertility Decline; Population; Population Characteristics; Population Dynamics; Population Growth; Population Size; World