How smart cities can serve citizens

Although cities and urban areas only make up a small proportion of the world's land mass, they are home to more than half the global population and that number is going to keep rising. As cities swell to capacity with more ...

Failed freeways are a road to nowhere

Freeways have failed to solve traffic congestion, but transport planners globally are hesitant to remove or rethink them, according to University of Queensland research.

NASA satellite offers urban carbon dioxide insights

A new NASA/university study of carbon dioxide emissions for 20 major cities around the world provides the first direct, satellite-based evidence that as a city's population density increases, the carbon dioxide it emits per ...

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