Pollution, poverty, disease and death: future cities will be grim places, unless we do things differently.
Over the past 15 years, community groups in a rundown inner-city district have created public murals as part of a successful process of reversing decades of stagnation.
Toxic industrial processes put a distance between work, home and leisure. Now, in the post-industrial era, these functions are being reunited.
In contrast to perceptions of other homeless people sleeping rough, Darwin's "long-grassers" are applying a long cultural tradition to deal with the situation in which they find themselves.
Hillary Clinton and Donald Trump have painted starkly different views of U.S. cities during the campaign. Will the next president deliver the funding and political support mayors are seeking?
We're still in the early days of understanding how cities work. But we do know that creative, healthy and productive cities have certain things in common – and it's all to do with their 'urban DMA'.
As many as 30,000 delegates gathered to decide the future of cities for the next 20 years – here's how it played out.
Scholars of urban studies are acknowledging that the discipline is characterised by a fear of the dark and the night. But artists are giving us a creative language to engage with the darkness.
Corporations benefit from using public spaces during the Olympic Games – but Rio made sure local businesses also got a slice of the pie.
Worldwide real estate makes up 60% of the value of all global assets. But it's being concentrated into the hands of a wealthy few.
This playful form of rebellion is empowering people all over the world to move freely around their cities.
Like Brazil's favela dwellers, America's working poor felt a sense of pride and community in their shantytowns – and desperately resisted the powerful interests that sought to demolish them.
City-centric thinking arguably obscures connections between 'humans' and 'nature', and 'urban' and 'rural' or 'wild'. Growing evidence of the depths of these links is testing the concept of 'urban'.
The rhetoric of 'smart cities' is dominated by the economic, with little reference to the natural world and its plight. Truly smart and resilient cities need to be more in tune with the planet.
In an age of data-driven urban science, we need to remember how Jane Jacobs gave voice to the multiple languages, meanings, experiences and knowledge systems of a vibrant city.
The likes of Sheffield, Bilbao and Leipzig have staged a spectacular comeback.
One person's high density may be another's sprawl; the same tall building may be experienced as oppressive or exhilarating; a "good crowd" for one can be "overcrowded" for another.
Turns out, the way we see ethnic diversity may have more to do with prejudice than facts.
It's important to question whether the promotion of urban agriculture can actually help people, or whether other solutions should be explored.
Social media is notoriously unsuitable for population studies, but these researchers have found a way to make the bias work in their favour.