United Nations System Influenza Coordination Urban health equity assessment and response tool US Environmental Protection Agency United States of America
United States Agency for International Development United States dollar
United States Department of Agriculture Union of Soviet Socialist Republics Ultra violet B rays
Very persistent and very bio-accumulative pollutants World Conservation Monitoring Centre Waste electrical and electronic equipment Water exploitation index Water Framework Directive
UNECE Working Group on Environmental Monitoring and Assessment World Health Organization
World Meteorological Organization
World Overview of Conservation Approaches and Technologies Working Party on Land Administration Waste & Resources Action Programme World reference base
World Summit on Sustainable Development World Trade Organization Water treatment plants
World Wide Fund for Nature Zero net land degradation