The Role of Belgian Airborne Sniffer Measurements in the MARPOL Annex VI Enforcement Chain
The Royal Belgian Institute of Natural Sciences launched its airborne sniffer program in 2015 whereby a custom-built sniffer sensor was installed onboard the Belgian coastguard aircraft enabling the measurement of SO2 and NOx emitted by ocean-going vessels (OGVs).The data gathered on non-compliant OGVs were subsequently sent to port inspection auth