How can cities be part of the climate solution?
http://youtu.be/64i9kX-1HCU
London's mayor Sadiq Khan wants the city to be net zero by 2030. So are cities part of the solution to climate change?
Power Shift Africa Director, Mohamed Adow, says "we need to do everything to help our cities become greener", as Cardiff University lecturer Jen Allan adds that "building resilience in cities is just as important as net zero".
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