50 million volunteers a report on the role of voluntary organisations and youth in the environment ; presented in February 1972 to the Secretary of State for the Environment. - Great Britain. Dept. of the Environment; United Nations Conference on the Human Environment (1972 : Stockholm, Sweden). (London H.M.S.O., 1972)
"A study of public opinion undertaken at ... (the request of the Secretary of State for Environment in connection with the United Nations Conference on the Human Environment, Stockholm, June 1972."
Chairman of the working party: Dennistoun Stevenson.
Keywords: Environmental policy -- Public opinion. -- Great Britain; Associations, institutions, etc. -- Great Britain; Youth volunteers in social service -- Great Britain