In response to the climate crisis, the world's cities must make a huge transition. The whole notion of urban life and how we travel, eat, shop, work, build and heat homes must change to address climate change. This requires a systemic shift that involves new innovative approaches and solutions that include multiple dimensions such as policy and regulation, business models, behavior and infrastructure. Thus, a new form of intervention, called system demonstrator, has been developed by Vinnova and Viable Cities as a way to enable system innovation to meet complex societal challenges with great power and mobilization. Read more on Vinnova's website.