The ACT-America team on the tarmac with the NASA Langley Beechcraft B-200 King Air and NASA GSFC C-130-H Hercules aircraft in Shreveport, LA.
A new version of meteorological and aircraft navigational data is available from the Atmospheric Carbon and Transport-America project.
Unidata's THREDDS Data Server (TDS) is a web server that provides metadata and data access for scientific datasets, using a variety of remote data access protocols.
A bug has been fixed in the THREDDS Data Server (TDS) NetCDF Subsetting Service (NCSS) that may, in rare cases, have returned incorrect results.
Mean gross primary productivity (GPP) for the conterminous US and North America in grams of carbon per unit area per month.
Carbon fluxes and uncertainties are available from the Atmospheric Carbon and Transport - America (ACT-America) project.
Estimates of the height of the planetary boundary layer (PBL) are available from the Atmospheric Carbon and Transport - America (ACT-America) airborne campaign.
Locations of ACT-America flask air samples from all flight data available to date.
Atmospheric trace gas concentrations collected by the ACT-America project have been updated to include Fall 2017 and Spring 2018 flights.
Photograph of the Midwestern United States taken during a Fall 2017 ACT-America flight. A storm system had recently brought a blanket of snow to the region. (Image credit: NASA/Bing Lin)
Atmospheric gas data from all four seasonal flight campaigns (Summer 2016, Winter 2017, Fall 2017, and Spring 2018) are now available from the ACT-America mission.
The new interface for the Airborne Data Visualizer has separate views for exploring flight details or 3-variable plots.
View and access atmospheric gas data from NASA's ACT-America mission with the updated Airborne Data Visualizer.
Column-average CO2 measured during the first 20 minutes of flight off the coast of New Jersey on July 11, 2016, for the ACT-America mission.
A new dataset provides remotely-sensed column-average carbon dioxide concentrations measured over the Eastern US.
The ACT-America team on the tarmac with the NASA Langley Beechcraft B-200 King Air and NASA GSFC C-130-H Hercules aircraft in Shreveport, LA.
Data from the Winter 2017 campaign has been added to all ACT-America datasets.
ACT-America combines ground-based, airborne, and satellite observations of greenhouse gases.
Measurements of CO2, CO, and CH4 concentrations at tower sites have been updated to include years 2015 - 2017.
