How to achieve a global eco-city:

Ø  A city is a global system

Ø  On one side: It’s important to create new sustainable neighbourhoods

Ø  On another side: To be a global eco-city, the city policy should include improvement of quality of life in some its old neighbourhoods

Ø  How to realize these eco-districts in the old districts?

Ø  Some key points and recommendations from our experience of 40 years in France and more recently in China