1. Transboundary Air Pollution

The Executive Body (EB) for the United Nations Economic Commission of Europe (UNECE) Convention on Long-Range Transboundary Air Pollution (CLRTAP) held its fortieth session 18 December. A key decision adopted at meeting concerned review Protocol to Abate Acidification, Eutrophication and Ground-level Ozone (Decision 2020/2) (Gothenburg Protocol). Other issues discussed included adoption guidance document integrated sustainable nitrogen management 2020/1), compliance issues, capacity building awareness raising promote ratification implementation CLRTAP. These developments occurred against backdrop Declaration Clean 2020–30 beyond, launching forum international cooperation air pollution, occasion anniversary CLRTAP thirty-ninth EB in December 2019. COVID-19 pandemic also continues influence pollution...