Take a book, leave a book

Take a book, leave a book

Bernalda, Province of Matera, Italy

Reading in public spaces can foster interaction in cities

Reading in public spaces can foster interaction in cities

Amsterdam, Netherlands

Boards to clean up the streets of chewing gum

Boards to clean up the streets of chewing gum

Rotterdam, Netherlands

Urban micro gardens to reduce the impact of air pollution

Urban micro gardens to reduce the impact of air pollution

Barcelona, Spain

Clean up to raise awareness about waste disposal

Clean up to raise awareness about waste disposal

Onitsha, Nigeria

Toronto Tool library to use resources more efficiently

Toronto Tool library to use resources more efficiently

Toronto, ON, Canada

When people are serious about sustainability

When people are serious about sustainability

Ljubljana, Slovenia

L’hortet del Forat  –  an urban garden in Barcelona

L’hortet del Forat – an urban garden in Barcelona

Barcelona, Spain