The Greater Paris region will become a low-emission zone from next summer, which will limit the circulation of old diesel cars.
An unused space beneath Miami's Metrorail has been turned into a linear park, urban trail and living art exhibition.
Dockless bikes are being trialled across a number of cities, with some reporting back mixed opinions.
Jinan authorities are using a 12 point system, credit score system, to encourage good behaviour among dog owners
In this week's round-up, you can also read about alien asteroids, digital distrust and the AI that beat 20 lawyers.
Some systems, like cities, are too complex to be envisaged in every single detail. Instead, forward-thinking designers should focus their energies on where they are most useful.
New research tracks the history of Jakarta's traditional minibuses and how they've resisted change over generations.
Technology can help future-proof cities and make it possible for everyone to afford ways to cool and heat their urban homes.
In 35 years, Melbourne has transformed from a dying city into one of the world’s most vibrant urban centres. But it faces challenges in adapting to its rapid growth.
When deciding which city to move to for work, people rank human factors, such as culture and security, as the most important.
As the majority of the world's population moves to cities, will we see a shift in soft power away from nation states?
In October 2016, global leaders embraced a new agenda to rethink how cities will plan, manage and sustain the demands of rapid urbanization.
As rapid urbanization aggravates these problems, there is added impetus for cities to act.
A new technological leap forward in the property sector is creating confident businesses, effective governments and safe citizens, says Jeremy Kelly of cities research centre JLL.
Luanda, Angola, will join the list thanks to its rapidly growing population, which is expected to increase by 60% between 2017 and 2030.