More and more people are moving to cities worldwide. Today, about half of us live in urban areas; by 2050, this will increase to 66% with an extra 2.5 billion city dwellers.
There’s a good reason for this: cities can offer better standards of living at lower costs, as public services can be delivered more efficiently to the larger population.
As skilled workers are located in a concentrated area, there also tend to be better job prospects in cities. But the growth – and especially the rapid growth – of cities can create issues if services don’t keep up.
For instance, rapid industrialisation can create environmental issues. Waste can lead to contaminated water supplies, while vehicle exhausts can cause smog or acid rain. Poor sanitation can also cause significant health problems.
Without infrastructure keeping pace with a city’s growth, living conditions will... Read more