Jingqiu Moa and Xinrong Ren check out Pennsylvania State University's Airborne Tropospheric Hydrogen Oxides Sensor instrument during the ARCTAS mission upload

Climate researchers from the National Center for Atmospheric Research (NCAR) and several universities install and perform functional checkouts of a variety of sensitive atmospheric instruments on NASA's DC-8 airborne laboratory prior to beginning the ARCTAS mission.

Climate researchers from the National Center for Atmospheric Research (NCAR) and several universities install and perform functional checkouts of a variety of sensitive atmospheric instruments on NASA's DC-8 airborne laboratory prior to beginning the ARCTAS mission.

Photographer NASA/Tony Landis
Location AFRC
Jingqiu MoaXinrong RenPennsylvania State UniversityAirborne Tropospheric Hydrogen Oxides Sensor instrumentArctic Research of the Composition of the Troposphere from AircrARCTASThree NASA research aircraftground stationsweather balloonsDC-8 flying laboratory21 experiments35 scientistsInternational Polar YearFairbanksAlaskaThuleGreenlandthick aerosol layersarctic hazeCold LakeAlbertaCanadaboreal forest firesnorthwest Canada