1972 the slogan put forward by the United nations world health day is: there is only one earth, the declaration of the United nations conference on human environment. 1972 16 From June 5 to June 6, the United Nations held a conference on human environment in Stockholm, Sweden, to discuss environmental problems in the contemporary world, explore strategies for protecting the global environment, and put forward two slogans.

This proposal was adopted at the 27th United Nations General Assembly held in June 1972+00, and the annual 5th of June was designated as the "World Environment Day" for people all over the world to remember forever. The United Nations Environment Programme (UNEP) holds the commemoration of World Environment Day on June 5th every year, publishes the "Annual Report on the State of the Environment", commends the units and individuals who have made special contributions to environmental protection, and sets the theme of the annual World Environment Day.