Give box – Sharing is caring

Give box – Sharing is caring

Berlin, Germany

Pay for your subway ride by recycling a plastic bottle

Pay for your subway ride by recycling a plastic bottle

Beijing, China

Library in the park

Library in the park

Bogota, Colombia

Arte en pasos peatonales

Arte en pasos peatonales

Mexico City, Mexico

Una alerta de embarazadas para cederles el sitio en el metro

Una alerta de embarazadas para cederles el sitio en el metro

Busan, South Korea

DNA profiles of litterers in the streets

DNA profiles of litterers in the streets

Hong Kong

Pedal-powered mobile library

Pedal-powered mobile library

Denver, CO, USA

Buzones de intercambio vecinal

Buzones de intercambio vecinal

Geneva, Switzerland