We can cut emissions in half by 2040 if we build smarter cities

UN's peak climate body showed that cities are crucial to preventing drastic climate change

As a planet, we have some serious climate targets to meet in the coming years. The Paris Agreement, signed by 192 countries, set an aspirational goal of limiting global warming to 1.5 degree celcius. The United Nations Sustainable Development Goals, set to be achieved by 2030, commit the world to “take urgent action” on climate change.

All this will require ridding our economies of carbon. If we’re to do so, we need to completely rethink our cities.

The UN’s peak climate body showed in its most recent report that cities