![Climate-smart cities could save the world $22tn, say economists](https://smart-circle.org/wp-content/uploads/2015/11/151025-solar-cities-1087x652.jpg)
Putting cities on a course of smart growth – with expanded public transit, energy-saving buildings, and better waste management – could save as much as $22tn and avoid the equivalent in carbon pollution of India’s entire annual output of greenhouse gasses, according to leading economists.
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