the Berlin documents have slightly higher values than Seattle’s. Especially, the Landscape and Species Protection Program covers multiple aspects of connectivity related to biodiversity, recreation, and ventilation in a high level of detail. The State Development Plan for Berlin-Brandenburg details an open space network that shall serve multiple functions, and the Urban Landscape Strategy mainly focuses on a network of green and open space for recreation but also refers to the importance of habitat connectivity. Seattle’s Comprehensive Plan also refers to an open space network as well as wildlife corridors but remains on a more general level compared to the comprehensive plan from Berlin. The Puget Sound Salmon Recovery Plan is ranked moderate in terms of connectivity because it only refers to ecological connectivity, which is a core aspect of the plan and discussed in detail.
The results for multifunctionality reveal that most documents have a broad thematic scope. Cultural aspects, such as recreation, are usually combined with biodiversity protection and regulative functions of ecosystems. Berlin’s Biodiversity Strategy illustrates that biodiversity issues can be connected to a high number of ecosystem services. For Seattle, the Open Space 2100 plan stands out as a vision for Seattle green structure based on a citizen charrette with an intentional multifunctional