Statistics Norway also produces statistics about municipal investment in outdoor recreation. The indicator 2 mentioned here has been included as indicator 1 c] in the State of the Environment Norway, heading: Outdoor recreation. An example is the proportion of protected forest land of different categories or administratively protected key habitats for biodiversity. The Nature Diversity Act (MD 2009a] played a role in achieving the political goal of increasing participation in urban outdoor activities, because the act is a main legal tool for managing large nature areas that are important for recreation and tourism.