The Special Plan of the Green Belt of Terrassa (Anella Verda de Terrassa) aims to arrange and regulate the territory of the Green Belt of Terrassa in Spain and establish environmental protection measures for natural elements and the landscape and the conditions under which public uses and economic activities are developed. Approved in January 2020, the Plan is a city project that counted on the participation of citizens, users, owners, and those who live and work in its territory to be successful. The Special Plan covers all the non -urbanizable land of Terrassa, except the land declared under the Natural Park of Sant Llorenç del Munt i la Serra de l'Obac through Decree 106/1987 of 20 of February 1987, as those lands are regulated through the Special Plan of protection of the physical environment and the landscape of the natural park. Therefore, the surface regulated by the Special Plan of the Green Belt is 3622 ha. However, actions to protect, manage and restore the Green Belt of Terrassa initiated in 2012 as a result of the demands of environmental organizations to protect the space.