Field Operations Research Vessels used: NOAA RV Ronald H. Brown WHOI RV Knorr RV Vodyanitsky NOAA RV Vickers NOAA RV Discoverer NOAA RV Oceanographer NOAA RV Surveyor NOAA RV McArthur Photos of Field Operations Shipboard sampling vans and aerosol inlet Shipboard instruments Station locations and Instruments Light aircraft instruments Unmanned aircraft for atmospheric sampling