7 out of 10 people will live in cities by 2050. We can only save the planet if we transform our cities to real hubs of sustainability. We will only reach the goals of the Paris agreement if cities do their part. This involves every sector from housing to transport, but also has to involve social innovation such as sharing economies. The big role of cities is also a great chance: While the countries pledges of the Paris agreement fall short to limit global warming to 1.5 or even 2 degrees, cities can play a crucial role to close that emission gap. That’s why Climate Tracker presents the 9 steps to green your city.