Population, cities and urban infrastructure
10% of the global population lived in cities in 1900 50% of the global population lived in cities in 2011 75% will be living in cities in 2050 75% of global natural resources are consumed by cities 80% of global greenhouse emissions are produced by cities 25M Australia’s population today 42M Australia’s predicted population in 2056
The nineteenth century was a century of empires, the twentieth century
