1. School of Earth and Environment; University of Leeds; Leeds UK
2. Facility for Airborne Atmospheric Measurements; Cranfield UK
3. National Centre for Atmospheric Science (NCAS); University of Leeds; Leeds UK
4. Centre for Atmospheric Science, School of Earth and Environmental Sciences; University of Manchester; Manchester UK
5. UK Met Office; Exeter UK
6. Defence Science and Technology Laboratory; Salisbury UK
7. British Antarctic Survey; Cambridge UK