Representatives of the Food and Agriculture Organization of the United Nations ( FAO ) , the United Nations Educational , Scientific and Cultural Organization ( UNESCO ) , the World Health Organization 's Regional Office for Europe ( WHO-Europe ) , the World Meteorological Organization ( WMO ) , the United Nations Development Programme ( UNDP ) , the European Environment Agency ( EEA ) , the Ministerial Conference on the Protection of Forests in Europe ( MCPFE ) , the Organization for Security and Cooperation in Europe ( OSCE ) and the secretariat of the Ramsar Convention also attended the meeting . Representatives of the International Commission for the Protection of the Rhine , the International Meuse Commission , the International Sava River Basin Commission as well as the Scientific Information Center of the Interstate Coordination Water Commission ( SIC-ICWC ) , the UNESCO Centre for Water Law , Policy and Science , and the WHO Collaborating Centre Institute for Hygiene and Public Health were present .