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The Atmospheric Science Data Center (ASDC) has released data for the Airborne Southern Hemisphere Ozone Experiment – Measurements for Assessing the Effects of Stratospheric Aircraft (ASHOE-MAESA) and the Stratospheric Photochemistry, Aerosols and Dynamics Expedition (SPADE) field campaigns. ASHOE-MA...

The Atmospheric Science Data Center (ASDC) has released data for the Stratosphere-Troposphere Exchange Project (STEP). STEP had two mission objectives: Investigate mechanisms and rates of irreversible transfer of mass, trace gases, and aerosols from troposphere to stratosphere and in the lower strat...

Hello, through preparation for WebU, the ASDC is requesting the following Project Keyword Description be updated in GCMD. The requested new description is as follows: Project: STEP New Description: The Stratospheric-Tropospheric Exchange Project (STEP) had two objectives: To investigate the mechanis...

These look great, thanks!

Hello, through preparation for WebU, the ASDC is requesting the following Project Keyword Descriptions be updated in GCMD. The requested new descriptions are as follows: Project: STAQS New Description: NASA’s Tropospheric Emissions: Monitory of POllution (TEMPO) mission launched in early 2023 to pro...

Hello, through preparation for WebU, the ASDC is requesting the following Project Keyword Descriptions be updated in GCMD. The requested new descriptions are as follows: Project: FIREX-AQ New Description: Fire emissions in the US are approximately half from Northwestern wildfires and half from presc...

These look great, thank you!

These look great, thank you!

Hello, Through preparation for WebU, the ASDC is requesting the following Project Keyword Descriptions be updated in GCMD. Thank you and let me know if you have any questions. The requested new descriptions are as follows: Project: CAMEX-4 New Description: CAMEX-4 was focused on the study of tropica...

Hello, through preparation for WebU, the ASDC is requesting the following Project Keyword Descriptions be updated in GCMD. The requested new descriptions are as follows: Project: AASE New Description: AASE Mission Overview: NASA addressed the crucial scientific issue of global ozone depletion. A maj...