World Green Infrastructure Network
The World Green Infrastructure Network collects and disseminates knowledge, information and data concerning roof and wall greening, worldwide. We act as a global informational clearing house for national green roof associations, and other stakeholders such as, authorities, educational institutes and the green roof industry providing networking for all stakeholders. The WGIN is represented in 30 countries worldwide. In these countries representatives may be green roof associations or green roof industry corporate members. Approximately 20 countries have national green roof organisations the other 10 countries are represented by private corporations.