Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Inverse relationship between the proportion of the population living in urban areas and TFR. (A) Worldwide trend (B) South America, and (C) SE Asia. Source: World Bank Open data (https://data.worldbank.org/indicator/SP.DYN.TFRT.IN and https://data.worldbank.org/indicator/SP.URB.TOTL.IN.ZS)
This work is licensed under a