The Rio Declaration on Environment and Development, often shortened to Rio Declaration, was a short document produced at the 1992 United Nations "Conference on Environment and Development" (UNCED), informally known as the Earth Summit.
里約環境與發展宣言（簡稱里約宣言），是一份由聯合國環境與發展會議（又稱地球高峰會）在1992年發表的簡短文件。