Paris shows how citizen-driven greening can make cities cooler and fairer
Over the past decade, Paris has expanded tree planting, opened green and blue corridors – connecting parks, waterways and former railway lines, allowing ...
Lighthouse City
Founded in the 3rd century BC, Paris has become a global epicentre of art, culture and politics. Officially becoming the capital of France in the 10th century, the city of over 2 million inhabitants (with a metropolitan population of over 10 million) is one of the most densely populated urban areas in Europe.
Lighthouse Cities build on existing UNPs to explore best practices and advocate for the policy intergration of UNPs and nature-based solutions.

Discover how Paris is transforming into a nature, climate-resilient city. This brief from Paris' State of Play Report highlights key initiatives – from u...
The City of Paris is famous for its boulevards, bistros and unmistakable character. But behind the historic façades, a nature revolution is taking place ...
In spring of 2025, UNP+ lighthouse city Paris attended a series of events held in Kanazawa, Japan, co-organized by UNU-IAS, focused on the role of cultur...