The Trees in Cities Challenge invites mayors worldwide to join a movement of change-makers sharing best practices and experience on sustainable urban forestry with peers. By participating in the Challenge – by planting and growing trees - you make your city more resilient, healthy and livable.

VIDEOS

FIND out MORE

  • Explore the Tree-O-Meter, measuring the achievement of the Trees in Cities Challenge

  • Learn more about the participating cities

    Learn more about the participating cities

 

 

PREPARED WITH THE GENEROUS SUPPORT FROM THE GOVERNMENT OF SWITZERLAND