World Environment Day Quotes, Slogans & Wishes
Only one Earth, celebrated every 5 June since 1973.
World Environment Day is marked every year on 5 June, commemorating the opening of the 1972 United Nations Conference on the Human Environment in Stockholm, whose slogan, 'Only One Earth,' launched decades of global environmental advocacy. Celebrated annually since 1973, it has grown into the UN's largest platform for environmental outreach, with a different host country and theme each year. Join in with our Quotes and Slogans collections.