1. UK Centre for Ecology & Hydrology, Bush Estate, Penicuik, EH26 0QB, UK
2. Lancaster Environment Centre, Lancaster University, Lancaster, LA1 4YQ, UK
3. Institute of Physics, University of São Paulo, São Paulo, Brazil
4. Earth Observation Science Group, Department of Physics & Astronomy, University of Leicester, UK
5. Leicester Institute for Space and Earth Observation (LISEO), University of Leicester, UK
6. IMT Nord Europe, Institut Mines-Télécom, Université de Lille, Centre for Energy and Environment, 59000 Lille, France
7. Department of Physics and Astronomy, University of Leicester, Leicester, UK
8. Wolfson Atmospheric Chemistry Laboratories, Department of Chemistry, University of York, York, YO10 5DD, UK
9. National Centre for Atmospheric Science, University of York, York, YO10 5DD, UK
10. Air Chemistry, Biogeochemistry and Multiphase Departments, Max Planck Institute for Chemistry, Mainz, Germany