15. Encourages the further establishment of committees or similar multi-stakeholder institutional arrangements and mechanisms at the national and regional levels, where appropriate, to enhance intersectoral coordination and collaboration for sustainable development in mountain regions;
15. 鼓励酌情在国家一级和区域一级进一步建立各种委员会或类似的涉及多个利益攸关方的体制安排和机制，以加强部门间协调和协作，促进山区可持续发展；