Ecological Transition

Learn about the city’s efforts and achievements in collaboration with the boroughs and its partners to move forward on ecological transition.

I'm looking for

Biodiversity
Have you heard people talking about biodiversity and want to know more? Would you like to know how you can do your part? Find out more about biodiversity in the heart of the city.
Climate change
Fighting climate change is one of the biggest challenges of the 21st century. To address this challenge, the city must reduce its greenhouse gas emissions considerably and become carbon-neutral over the next 24 years. This is a collective effort in which everyone must participate, including companies, organizations, governments and citizens.