The graph below gives information about the percentage of the population in four countries living in cities from 1970 to 2020, with predictions for 2030 and 2040.

The line graph illustrates the changes in the proportion of city inhabitants in four countries (Argentina, Brazil, Uruguay and Ecuador) over a 50-year period ending in 2020, along with projections for the next two decades. Overall, it is clear that urban populations have grown significantly, albeit at different rates in each country, resulting in remarkably […]