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51 - Ioannis Tsagatakis_Using localised vessel data to distinguish and report domestic and international shipping emissions

The UK's emissions inventory is one of the world’s pre-eminent accounts of annual GHG and air pollutant emissions. It is a key evidence base used to inform UK Government policy and fulfils international reporting requirements, such as to the UNECE Convention on Long-range Transboundary Air Pollution (CLRTAP) and National Emissions Ceiling Regulations (NECR). Under these reporting conventions, emissions are aggregated to the prescribed nomenclature for reporting sectors (NFR and GNFR sectors) and mapped to a 0.1o x 0.1o Long/Lat EMEP Grid spatial resolution in a geographic coordinate system.

Recently, Ricardo worked to radically improve the understanding of domestic and international GHG and air pollutant emissions from UK shipping. A variety of tools and programming languages were used to manage and spatially analyse a dataset of over 2 billion vessel positions, provided by the UK Maritime and Coastguard Agency’s Automatic Identification System (AIS).

Results of this work has been utilised for the UK to report gridded emissions from the shipping sector distinguishing the fishing, domestic and international emissions based on real vessel activity in the North Sea, Irish Sea and the English Channel.

uk-air.defra.gov.uk/assets/documents/reports/cat09/230706... (Section 3.7 Shipping)

The global nature of the AIS data input means that this approach is applicable globally, to develop fully localised data for shipping emissions anywhere in the world, to support understanding of air quality impacts.

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Uploaded on October 21, 2023