World Cup | FIFA World Cup | World Trade Center | World Series | 2010 FIFA World Cup | World Bank | World Health Organization | Guinness World Records | 1978 FIFA World Cup | World Series of Poker | Allies of World War II | BBC World Service | ATP World Tour 250 series | World Heritage Site | World Boxing Association | World Boxing Council | 2006 FIFA World Cup | International Organization for Standardization | World Wide Web | As the World Turns | World Trade Organization | ATP World Tour 250 Series | World Rally Championship | World Intellectual Property Organization | International Labour Organization | Food and Agriculture Organization | Charitable organization | World Economic Forum | International Civil Aviation Organization | Western world |
This was co-published by the World Conservation Union, the World Tourism Organization and the United Nations Environment Programme as a contribution to the UN Year of Ecotourism.