 It ensures constant working contact with UNESCO and is in charge of Germany's political relations with UNESCO.Germany is participating very actively in UNESCO's programmes.There are more than 30 World Heritage Sites in Germany, 15 UNESCO biosphere reserves, some 200 UNESCO Associated Schools, 10 UNESCO chairs, 10 UNESCO clubs and national committees for the IHP, MAB, the IOC, the IGCP, the MoW Programme, and the UN Decade on Education for Sustainable Development.