The first United Nation Conference on Environment and Development which was held in 1992 at—–? A. Johansberg B. London C. New York D. Rio De Jenerio 💾 Save the Page as PDF: 📥𝐃𝐨𝐰𝐧𝐥𝐨𝐚𝐝 𝐍𝐨𝐰! Related Read more articles Previous PostFirst meeting of UN General Assembly meeting was held on—–? Next PostThe headquarters of the UNESCO is at If the aforementioned Answer is Wrong. Leave a Reply with an authentic source.Cancel reply