this implies a need to plan and manage not only at stand and local spatial scales but also at regional as well as national and even international levels a key challenge is thus to build bridges in a geographical area among actors involved with different sfm dimensions actors in different sectors at different societal levels and different disciplines to facilitate knowledge production and mutual exchange of experiences eg barbour et al communication education and public awareness are therefore important to support implementation of sfm as is the case for its different criteria including ecological eg convention on biological diversity and sociocultural ones eg european landscape convention and spiritual ones eg the iucnwcpa delos initiative the term landscape approach captures this integrated approach to learning for sustainable development and sustainability eg dudley et al