This background document has been prepared to support discussions at the 4th Session of the Forum of Ministers and Environment Authorities of Asia Pacific (4th AP Forum) to be held from 5 to 7 October 2021. The Forum is jointly organized by the Republic of Korea’s Ministry of Environment and the United Nations Environment Programme (UNEP). The Forum serves as a platform for Member States and other stakeholders to contribute regional perspectives to the resumed session of the 5th UN Environment Assembly (UNEA-5.2) to be held on 28 February - 2 March 2022 in Nairobi, Kenya. The Forum will focus on UNEA-5’s theme: ‘Strengthening Actions for Nature to achieve the Sustainable Development Goals’. The 4th AP Forum is expected to discuss priorities and options for strengthening actions for nature in Asia and the Pacific region to achieve the Sustainable Development Goals (SDGs).