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Handbook for the 1979 Convention on Long-range Transboundary Air Pollution and its Protocols

… vehicles (HDV); – Motor cycles and mopeds; – Tractors (agricultural and forestry). Non-road engine applications: – Agricultural, mobile industrial and construction machinery. … grow within NOx emission inventories as emissions from land-based sources are reduced progressively. 52 UPDATED …
25 May 2026 Document in Climate and Atmosphere