AIRS Near-Real Time Data from NASA Goddard Earth Sciences Data and Information Services Center (GES DISC)

AIRS Near-Real Time Data from NASA Goddard Earth Sciences Data and Information Services Center (GES DISC) (GES_DISC_WMS_AIRSNRT)

GES_DISC_WMS_AIRSNRT

AIRS NRT BT_diff_SO2 descending node (current day) (AIRS_SO2_D)

This is AIRS Near-Real-Time brightness temperature difference BT(1361.44 cm-1)- BT(1433.06 cm-1), in Kelvins (K), which can indicate SO2 release from volcanoes. Differences under -6 K have likely volcanic SO2. The source data type is AIRIBQAP_NRT, where the indicator is in the variable BT_diff_SO2. The global map is produced at 10-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time.

AIRS NRT BT_diff_SO2 descending node (previous day) (AIRS_SO2_D-1day)

This is AIRS Near-Real-Time brightness temperature difference BT(1361.44 cm-1)- BT(1433.06 cm-1), in Kelvins (K), which can indicate SO2 release from volcanoes. Differences under -6 K have likely volcanic SO2. The source data type is AIRIBQAP_NRT, where the indicator is in the variable BT_diff_SO2. The global map is produced at 10-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time.

AIRS NRT BT_diff_SO2 descending node (previous 2 day) (AIRS_SO2_D-2day)

This is AIRS Near-Real-Time brightness temperature difference BT(1361.44 cm-1)- BT(1433.06 cm-1), in Kelvins (K), which can indicate SO2 release from volcanoes. Differences under -6 K have likely volcanic SO2. The source data type is AIRIBQAP_NRT, where the indicator is in the variable BT_diff_SO2. The global map is produced at 10-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time.

AIRS NRT BT_diff_SO2 descending node (previous 3 day) (AIRS_SO2_D-3day)

This is AIRS Near-Real-Time brightness temperature difference BT(1361.44 cm-1)- BT(1433.06 cm-1), in Kelvins (K), which can indicate SO2 release from volcanoes. Differences under -6 K have likely volcanic SO2. The source data type is AIRIBQAP_NRT, where the indicator is in the variable BT_diff_SO2. The global map is produced at 10-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time.

AIRS NRT BT_diff_SO2 descending node (previous 4 day) (AIRS_SO2_D-4day)

This is AIRS Near-Real-Time brightness temperature difference BT(1361.44 cm-1)- BT(1433.06 cm-1), in Kelvins (K), which can indicate SO2 release from volcanoes. Differences under -6 K have likely volcanic SO2. The source data type is AIRIBQAP_NRT, where the indicator is in the variable BT_diff_SO2. The global map is produced at 10-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time.

AIRS NRT BT_diff_SO2 descending node (previous 5 day) (AIRS_SO2_D-5day)

This is AIRS Near-Real-Time brightness temperature difference BT(1361.44 cm-1)- BT(1433.06 cm-1), in Kelvins (K), which can indicate SO2 release from volcanoes. Differences under -6 K have likely volcanic SO2. The source data type is AIRIBQAP_NRT, where the indicator is in the variable BT_diff_SO2. The global map is produced at 10-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time.

AIRS NRT BT_diff_SO2 descending node (previous 6 day) (AIRS_SO2_D-6day)

This is AIRS Near-Real-Time brightness temperature difference BT(1361.44 cm-1)- BT(1433.06 cm-1), in Kelvins (K), which can indicate SO2 release from volcanoes. Differences under -6 K have likely volcanic SO2. The source data type is AIRIBQAP_NRT, where the indicator is in the variable BT_diff_SO2. The global map is produced at 10-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time.

AIRS NRT BT_diff_SO2 descending node (previous 7 day) (AIRS_SO2_D-7day)

This is AIRS Near-Real-Time brightness temperature difference BT(1361.44 cm-1)- BT(1433.06 cm-1), in Kelvins (K), which can indicate SO2 release from volcanoes. Differences under -6 K have likely volcanic SO2. The source data type is AIRIBQAP_NRT, where the indicator is in the variable BT_diff_SO2. The global map is produced at 10-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time.

AIRS NRT BT_diff_SO2 descending node (previous 8 day) (AIRS_SO2_D-8day)

This is AIRS Near-Real-Time brightness temperature difference BT(1361.44 cm-1)- BT(1433.06 cm-1), in Kelvins (K), which can indicate SO2 release from volcanoes. Differences under -6 K have likely volcanic SO2. The source data type is AIRIBQAP_NRT, where the indicator is in the variable BT_diff_SO2. The global map is produced at 10-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time.

AIRS NRT BT_diff_SO2 descending node (previous 9 day) (AIRS_SO2_D-9day)

This is AIRS Near-Real-Time brightness temperature difference BT(1361.44 cm-1)- BT(1433.06 cm-1), in Kelvins (K), which can indicate SO2 release from volcanoes. Differences under -6 K have likely volcanic SO2. The source data type is AIRIBQAP_NRT, where the indicator is in the variable BT_diff_SO2. The global map is produced at 10-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time.

AIRS NRT precipitation descending node (current day) (AIRS_Precip_D)

This is AIRS Near-Real-Time regression-based estimate of daily precipitation, in the unit of millimeter per day, (mm/day). The source data type is AIRX2SUP_NRT, where the data are in the variable IR_Precip_Est. The global map is produced at 45-km resolution. The map is refreshed every 45 minutes, and is about 2 hours behind the real time.

AIRS NRT precipitation descending node (previous day) (AIRS_Precip_D-1day)

This is AIRS Near-Real-Time regression-based estimate of daily precipitation, in the unit of millimeter per day, (mm/day). The source data type is AIRX2SUP_NRT, where the data are in the variable IR_Precip_Est. The global map is produced at 45-km resolution. The map is refreshed every 45 minutes, and is about 2 hours behind the real time.

AIRS NRT precipitation descending node (previous 2 day) (AIRS_Precip_D-2day)

This is AIRS Near-Real-Time regression-based estimate of daily precipitation, in the unit of millimeter per day, (mm/day). The source data type is AIRX2SUP_NRT, where the data are in the variable IR_Precip_Est. The global map is produced at 45-km resolution. The map is refreshed every 45 minutes, and is about 2 hours behind the real time.

AIRS NRT precipitation descending node (previous 3 day) (AIRS_Precip_D-3day)

This is AIRS Near-Real-Time regression-based estimate of daily precipitation, in the unit of millimeter per day, (mm/day). The source data type is AIRX2SUP_NRT, where the data are in the variable IR_Precip_Est. The global map is produced at 45-km resolution. The map is refreshed every 45 minutes, and is about 2 hours behind the real time.

AIRS NRT precipitation descending node (previous 4 day) (AIRS_Precip_D-4day)

This is AIRS Near-Real-Time regression-based estimate of daily precipitation, in the unit of millimeter per day, (mm/day). The source data type is AIRX2SUP_NRT, where the data are in the variable IR_Precip_Est. The global map is produced at 45-km resolution. The map is refreshed every 45 minutes, and is about 2 hours behind the real time.

AIRS NRT precipitation descending node (previous 5 day) (AIRS_Precip_D-5day)

This is AIRS Near-Real-Time regression-based estimate of daily precipitation, in the unit of millimeter per day, (mm/day). The source data type is AIRX2SUP_NRT, where the data are in the variable IR_Precip_Est. The global map is produced at 45-km resolution. The map is refreshed every 45 minutes, and is about 2 hours behind the real time.

AIRS NRT precipitation descending node (previous 6 day) (AIRS_Precip_D-6day)

This is AIRS Near-Real-Time regression-based estimate of daily precipitation, in the unit of millimeter per day, (mm/day). The source data type is AIRX2SUP_NRT, where the data are in the variable IR_Precip_Est. The global map is produced at 45-km resolution. The map is refreshed every 45 minutes, and is about 2 hours behind the real time.

AIRS NRT precipitation descending node (previous 7 day) (AIRS_Precip_D-7day)

This is AIRS Near-Real-Time regression-based estimate of daily precipitation, in the unit of millimeter per day, (mm/day). The source data type is AIRX2SUP_NRT, where the data are in the variable IR_Precip_Est. The global map is produced at 45-km resolution. The map is refreshed every 45 minutes, and is about 2 hours behind the real time.

AIRS NRT precipitation descending node (previous 8 day) (AIRS_Precip_D-8day)

This is AIRS Near-Real-Time regression-based estimate of daily precipitation, in the unit of millimeter per day, (mm/day). The source data type is AIRX2SUP_NRT, where the data are in the variable IR_Precip_Est. The global map is produced at 45-km resolution. The map is refreshed every 45 minutes, and is about 2 hours behind the real time.

AIRS NRT precipitation descending node (previous 9 day) (AIRS_Precip_D-9day)

This is AIRS Near-Real-Time regression-based estimate of daily precipitation, in the unit of millimeter per day, (mm/day). The source data type is AIRX2SUP_NRT, where the data are in the variable IR_Precip_Est. The global map is produced at 45-km resolution. The map is refreshed every 45 minutes, and is about 2 hours behind the real time.

AIRS NRT Carbon Monoxide (CO)descending node (current day) (AIRS_CO_D)

This is AIRS Near-Real-Time Total Column Carbon Monoxide (CO), in volume mixing ratio units of parts per billion, (ppb). The source data type is AIRX2RET_NRT, where the data are in the variable CO_total_column. Originally, these data are in molecules/cm^2, but here are converted to (ppb). The global map is produced at 45-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time.

AIRS NRT Carbon Monoxide (CO) descending node (previous day) (AIRS_CO_D-1day)

This is AIRS Near-Real-Time Total Column Carbon Monoxide (CO), in volume mixing ratio units of parts per billion, (ppb). The source data type is AIRX2RET_NRT, where the data are in the variable CO_total_column. Originally, these data are in molecules/cm^2, but here are converted to (ppb). The global map is produced at 45-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time.

AIRS NRT Carbon Monoxide (CO) descending node (previous 2 day) (AIRS_CO_D-2day)

This is AIRS Near-Real-Time Total Column Carbon Monoxide (CO), in volume mixing ratio units of parts per billion, (ppb). The source data type is AIRX2RET_NRT, where the data are in the variable CO_total_column. Originally, these data are in molecules/cm^2, but here are converted to (ppb). The global map is produced at 45-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time.

AIRS NRT Carbon Monoxide (CO) descending node (previous 3 day) (AIRS_CO_D-3day)

This is AIRS Near-Real-Time Total Column Carbon Monoxide (CO), in volume mixing ratio units of parts per billion, (ppb). The source data type is AIRX2RET_NRT, where the data are in the variable CO_total_column. Originally, these data are in molecules/cm^2, but here are converted to (ppb). The global map is produced at 45-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time.

AIRS NRT Carbon Monoxide (CO) descending node (previous 4 day) (AIRS_CO_D-4day)

This is AIRS Near-Real-Time Total Column Carbon Monoxide (CO), in volume mixing ratio units of parts per billion, (ppb). The source data type is AIRX2RET_NRT, where the data are in the variable CO_total_column. Originally, these data are in molecules/cm^2, but here are converted to (ppb). The global map is produced at 45-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time.

AIRS NRT Carbon Monoxide (CO) descending node (previous 5 day) (AIRS_CO_D-5day)

This is AIRS Near-Real-Time Total Column Carbon Monoxide (CO), in volume mixing ratio units of parts per billion, (ppb). The source data type is AIRX2RET_NRT, where the data are in the variable CO_total_column. Originally, these data are in molecules/cm^2, but here are converted to (ppb). The global map is produced at 45-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time.

AIRS NRT Carbon Monoxide (CO) descending node (previous 6 day) (AIRS_CO_D-6day)

This is AIRS Near-Real-Time Total Column Carbon Monoxide (CO), in volume mixing ratio units of parts per billion, (ppb). The source data type is AIRX2RET_NRT, where the data are in the variable CO_total_column. Originally, these data are in molecules/cm^2, but here are converted to (ppb). The global map is produced at 45-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time.

AIRS NRT Carbon Monoxide (CO) descending node (previous 7 day) (AIRS_CO_D-7day)

This is AIRS Near-Real-Time Total Column Carbon Monoxide (CO), in volume mixing ratio units of parts per billion, (ppb). The source data type is AIRX2RET_NRT, where the data are in the variable CO_total_column. Originally, these data are in molecules/cm^2, but here are converted to (ppb). The global map is produced at 45-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time.

AIRS NRT Carbon Monoxide (CO) descending node (previous 8 day) (AIRS_CO_D-8day)

This is AIRS Near-Real-Time Total Column Carbon Monoxide (CO), in volume mixing ratio units of parts per billion, (ppb). The source data type is AIRX2RET_NRT, where the data are in the variable CO_total_column. Originally, these data are in molecules/cm^2, but here are converted to (ppb). The global map is produced at 45-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time.

AIRS NRT Carbon Monoxide (CO) descending node (previous 9 day) (AIRS_CO_D-9day)

This is AIRS Near-Real-Time Total Column Carbon Monoxide (CO), in volume mixing ratio units of parts per billion, (ppb). The source data type is AIRX2RET_NRT, where the data are in the variable CO_total_column. Originally, these data are in molecules/cm^2, but here are converted to (ppb). The global map is produced at 45-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time.

AIRS NRT False Color Map (previous 1 day) (AIRVBRAD-1day)

This is AIRS Near-Real-Time 3-component (RGB) composite image. The source data type is AIRVBRAD_NRT, where three bands are taken from the variable radiances: band3=0.8, band2=0.6, and band1=0.4 microns. Correspondingly, they form the red, green, and blue colors. Thus, since band3 is near-infrared, the vegetation appears in red colors, and the image is categorized as false-color. The global map is produced at 3-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hour s behind the real time.

AIRS NRT False Color Map (previous 3 day) (AIRVBRAD-3day)

This is AIRS Near-Real-Time 3-component (RGB) composite image. The source data type is AIRVBRAD_NRT, where three bands are taken from the variable radiances: band3=0.8, band2=0.6, and band1=0.4 microns. Correspondingly, they form the red, green, and blue colors. Thus, since band3 is near-infrared, the vegetation appears in red colors, and the image is categorized as false-color. The global map is produced at 3-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hour s behind the real time.

AIRS NRT False Color Map (previous 5 day) (AIRVBRAD-5day)

This is AIRS Near-Real-Time 3-component (RGB) composite image. The source data type is AIRVBRAD_NRT, where three bands are taken from the variable radiances: band3=0.8, band2=0.6, and band1=0.4 microns. Correspondingly, they form the red, green, and blue colors. Thus, since band3 is near-infrared, the vegetation appears in red colors, and the image is categorized as false-color. The global map is produced at 3-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hour s behind the real time.

AIRS NRT False Color Map (previous 7 day) (AIRVBRAD-7day)

This is AIRS Near-Real-Time 3-component (RGB) composite image. The source data type is AIRVBRAD_NRT, where three bands are taken from the variable radiances: band3=0.8, band2=0.6, and band1=0.4 microns. Correspondingly, they form the red, green, and blue colors. Thus, since band3 is near-infrared, the vegetation appears in red colors, and the image is categorized as false-color. The global map is produced at 3-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hour s behind the real time.

AIRS NRT False Color Map (previous 9 day) (AIRVBRAD-9day)

This is AIRS Near-Real-Time 3-component (RGB) composite image. The source data type is AIRVBRAD_NRT, where three bands are taken from the variable radiances: band3=0.8, band2=0.6, and band1=0.4 microns. Correspondingly, they form the red, green, and blue colors. Thus, since band3 is near-infrared, the vegetation appears in red colors, and the image is categorized as false-color. The global map is produced at 3-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time.

AIRS Dust Score (previous 1 day) (AIRS_Dust-1day)

This is AIRS Near-Real-Time Dust Score. Dust score values larger than 360 are dust events with increasingly larger likelihood. Thus only values above 360 are shown. The source data type is AIRIBQAP_NRT, where the data are in the variable dust_score. The global map is produced at 10-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time.

AIRS Dust Score (previous 3 day) (AIRS_Dust-3day)

This is AIRS Near-Real-Time Dust Score. Dust score values larger than 360 are dust events with increasingly larger likelihood. Thus only values above 360 are shown. The source data type is AIRIBQAP_NRT, where the data are in the variable dust_score. The global map is produced at 10-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time.

AIRS Dust Score (previous 5 day) (AIRS_Dust-5day)

This is AIRS Near-Real-Time Dust Score. Dust score values larger than 360 are dust events with increasingly larger likelihood. Thus only values above 360 are shown. The source data type is AIRIBQAP_NRT, where the data are in the variable dust_score. The global map is produced at 10-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time.

AIRS Dust Score (previous 7 day) (AIRS_Dust-7day)

This is AIRS Near-Real-Time Dust Score. Dust score values larger than 360 are dust events with increasingly larger likelihood. Thus only values above 360 are shown. The source data type is AIRIBQAP_NRT, where the data are in the variable dust_score. The global map is produced at 10-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time.

AIRS Dust Score (previous 9 day) (AIRS_Dust-9day)

This is AIRS Near-Real-Time Dust Score. Dust score values larger than 360 are dust events with increasingly larger likelihood. Thus only values above 360 are shown. The source data type is AIRIBQAP_NRT, where the data are in the variable dust_score. The global map is produced at 10-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time.

Prata SO2 descending node (current day) (PRATA_SO2_D)

This is Near-Real-Time retrieval of column SO2 amounts, in Dobson Units (DU), using a spectrum of AIRS IR bands in the range of 1319.63-1396.60 cm-¹. Author: Fred Prata, Norwegian Institute for Air Research. GES DISC is running this retrieval using the Level 1B Near-Real Time IR Radiances, AIRIBRAD_NRT, to produce global map at 10-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time. Since SO2 concentrations are normally very low, the map is mostly clean. Elevated SO2 amounts may be observed during volcanic eruptions, and severe air pollution episodes.

Prata SO2 descending node (1 day ago) (PRATA_SO2_D-1day)

This is Near-Real-Time retrieval of column SO2 amounts, in Dobson Units (DU), using a spectrum of AIRS IR bands in the range of 1319.63-1396.60 cm-¹. Author: Fred Prata, Norwegian Institute for Air Research. GES DISC is running this retrieval using the Level 1B Near-Real Time IR Radiances, AIRIBRAD_NRT, to produce global map at 10-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time. Since SO2 concentrations are normally very low, the map is mostly clean. Elevated SO2 amounts may be observed during volcanic eruptions, and severe air pollution episodes.

Prata SO2 descending node (2 days ago) (PRATA_SO2_D-2day)

This is Near-Real-Time retrieval of column SO2 amounts, in Dobson Units (DU), using a spectrum of AIRS IR bands in the range of 1319.63-1396.60 cm-¹. Author: Fred Prata, Norwegian Institute for Air Research. GES DISC is running this retrieval using the Level 1B Near-Real Time IR Radiances, AIRIBRAD_NRT, to produce global map at 10-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time. Since SO2 concentrations are normally very low, the map is mostly clean. Elevated SO2 amounts may be observed during volcanic eruptions, and severe air pollution episodes.

Prata SO2 descending node (3 days ago) (PRATA_SO2_D-3day)

This is Near-Real-Time retrieval of column SO2 amounts, in Dobson Units (DU), using a spectrum of AIRS IR bands in the range of 1319.63-1396.60 cm-¹. Author: Fred Prata, Norwegian Institute for Air Research. GES DISC is running this retrieval using the Level 1B Near-Real Time IR Radiances, AIRIBRAD_NRT, to produce global map at 10-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time. Since SO2 concentrations are normally very low, the map is mostly clean. Elevated SO2 amounts may be observed during volcanic eruptions, and severe air pollution episodes.

Prata SO2 descending node (4 days ago) (PRATA_SO2_D-4day)

This is Near-Real-Time retrieval of column SO2 amounts, in Dobson Units (DU), using a spectrum of AIRS IR bands in the range of 1319.63-1396.60 cm-¹. Author: Fred Prata, Norwegian Institute for Air Research. GES DISC is running this retrieval using the Level 1B Near-Real Time IR Radiances, AIRIBRAD_NRT, to produce global map at 10-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time. Since SO2 concentrations are normally very low, the map is mostly clean. Elevated SO2 amounts may be observed during volcanic eruptions, and severe air pollution episodes.

Prata SO2 descending node (5 days ago) (PRATA_SO2_D-5day)

This is Near-Real-Time retrieval of column SO2 amounts, in Dobson Units (DU), using a spectrum of AIRS IR bands in the range of 1319.63-1396.60 cm-¹. Author: Fred Prata, Norwegian Institute for Air Research. GES DISC is running this retrieval using the Level 1B Near-Real Time IR Radiances, AIRIBRAD_NRT, to produce global map at 10-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time. Since SO2 concentrations are normally very low, the map is mostly clean. Elevated SO2 amounts may be observed during volcanic eruptions, and severe air pollution episodes.

Prata SO2 descending node (6 days ago) (PRATA_SO2_D-6day)

This is Near-Real-Time retrieval of column SO2 amounts, in Dobson Units (DU), using a spectrum of AIRS IR bands in the range of 1319.63-1396.60 cm-¹. Author: Fred Prata, Norwegian Institute for Air Research. GES DISC is running this retrieval using the Level 1B Near-Real Time IR Radiances, AIRIBRAD_NRT, to produce global map at 10-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time. Since SO2 concentrations are normally very low, the map is mostly clean. Elevated SO2 amounts may be observed during volcanic eruptions, and severe air pollution episodes.

Prata SO2 descending node (7 days ago) (PRATA_SO2_D-7day)

This is Near-Real-Time retrieval of column SO2 amounts, in Dobson Units (DU), using a spectrum of AIRS IR bands in the range of 1319.63-1396.60 cm-¹. Author: Fred Prata, Norwegian Institute for Air Research. GES DISC is running this retrieval using the Level 1B Near-Real Time IR Radiances, AIRIBRAD_NRT, to produce global map at 10-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time. Since SO2 concentrations are normally very low, the map is mostly clean. Elevated SO2 amounts may be observed during volcanic eruptions, and severe air pollution episodes.

Prata SO2 descending node (8 days ago) (PRATA_SO2_D-8day)

This is Near-Real-Time retrieval of column SO2 amounts, in Dobson Units (DU), using a spectrum of AIRS IR bands in the range of 1319.63-1396.60 cm-¹. Author: Fred Prata, Norwegian Institute for Air Research. GES DISC is running this retrieval using the Level 1B Near-Real Time IR Radiances, AIRIBRAD_NRT, to produce global map at 10-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time. Since SO2 concentrations are normally very low, the map is mostly clean. Elevated SO2 amounts may be observed during volcanic eruptions, and severe air pollution episodes.

Prata SO2 descending node (9 days ago) (PRATA_SO2_D-9day)

This is Near-Real-Time retrieval of column SO2 amounts, in Dobson Units (DU), using a spectrum of AIRS IR bands in the range of 1319.63-1396.60 cm-¹. Author: Fred Prata, Norwegian Institute for Air Research. GES DISC is running this retrieval using the Level 1B Near-Real Time IR Radiances, AIRIBRAD_NRT, to produce global map at 10-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time. Since SO2 concentrations are normally very low, the map is mostly clean. Elevated SO2 amounts may be observed during volcanic eruptions, and severe air pollution episodes.

current_date-1 (current_date-1)

current_date-3 (current_date-3)

current_date-5 (current_date-5)

current_date-7 (current_date-7)

current_date-9 (current_date-9)

AIRS NRT BT_diff_SO2 ascending node (AIRS_SO2_A_t)

This is AIRS Near-Real-Time brightness temperature difference BT(1361.44 cm-1)- BT(1433.06 cm-1), in Kelvins (K), which can indicate SO2 release from volcanoes. Differences under -6 K have likely volcanic SO2. The source data type is AIRIBQAP_NRT, where the indicator is in the variable BT_diff_SO2. The global map is produced at 10-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time.

AIRS NRT BT_diff_SO2 ascending node (AIRS_SO2_D_t)

This is AIRS Near-Real-Time brightness temperature difference BT(1361.44 cm-1)- BT(1433.06 cm-1), in Kelvins (K), which can indicate SO2 release from volcanoes. Differences under -6 K have likely volcanic SO2. The source data type is AIRIBQAP_NRT, where the indicator is in the variable BT_diff_SO2. The global map is produced at 10-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time.

AIRS NRT False Color Map (AIRVBRAD_t)

This is AIRS Near-Real-Time 3-component (RGB) composite image. The source data type is AIRVBRAD_NRT, where three bands are taken from the variable radiances: band3=0.8, band2=0.6, and band1=0.4 microns. Correspondingly, they form the red, green, and blue colors. Thus, since band3 is near-infrared, the vegetation appears in red colors, and the image is categorized as false-color. The global map is produced at 3-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time.

AIRS NRT Carbon Monoxide (CO) ascending node (AIRS_CO_A_t)

This is AIRS Near-Real-Time Total Column Carbon Monoxide (CO), in volume mixing ratio units of parts per billion, (ppb). The source data type is AIRX2RET_NRT, where the data are in the variable CO_total_column. Originally, these data are in molecules/cm^2, but here are converted to (ppb). The global map is produced at 45-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time.

AIRS NRT Carbon Monoxide (CO) descending node (AIRS_CO_D_t)

This is AIRS Near-Real-Time Total Column Carbon Monoxide (CO), in volume mixing ratio units of parts per billion, (ppb). The source data type is AIRX2RET_NRT, where the data are in the variable CO_total_column. Originally, these data are in molecules/cm^2, but here are converted to (ppb). The global map is produced at 45-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time.

AIRS Dust Score (AIRS_DUST_t)

Dust score values larger than 360 are dust events with increasingly larger likelihood. Thus only values above 360 are shown. The source data type is AIRIBQAP_NRT, where the data are in the variable dust_score. The global map is produced at 10-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time.

AIRS NRT Daily Precipitation dscending node (AIRS_Precipitation_A_t)

This is AIRS Near-Real-Time regression-based estimate of daily precipitation, in the unit of millimeter per day, (mm/day). The source data type is AIRX2SUP_NRT, where the data are in the variable IR_Precip_Est. The global map is produced at 45-km resolution. The map is refreshed every 45 minutes, and is about 2 hours behind the real time.

AIRS NRT Daily Precipitation descending node (AIRS_Precipitation_D_t)

This is AIRS Near-Real-Time regression-based estimate of daily precipitation, in the unit of millimeter per day, (mm/day). The source data type is AIRX2SUP_NRT, where the data are in the variable IR_Precip_Est. The global map is produced at 45-km resolution. The map is refreshed every 45 minutes, and is about 2 hours behind the real time.

AIRS NRT Prata SO2 ascending node (PRATA_SO2_A_t)

This is Near-Real-Time retrieval of column SO2 amounts, in Dobson Units (DU), using a spectrum of AIRS IR bands in the range of 1319.63-1396.60 cm-¹. Author: Fred Prata, Norwegian Institute for Air Research. GES DISC is running this retrieval using the Level 1B Near-Real Time IR Radiances, AIRIBRAD_NRT, to produce global map at 10-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time. Since SO2 concentrations are normally very low, the map is mostly clean. Elevated SO2 amounts may be observed during volcanic eruptions, and severe air pollution episodes.

AIRS NRT Prata SO2 descending node (PRATA_SO2_D_t)

This is Near-Real-Time retrieval of column SO2 amounts, in Dobson Units (DU), using a spectrum of AIRS IR bands in the range of 1319.63-1396.60 cm-¹. Author: Fred Prata, Norwegian Institute for Air Research. GES DISC is running this retrieval using the Level 1B Near-Real Time IR Radiances, AIRIBRAD_NRT, to produce global map at 10-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time. Since SO2 concentrations are normally very low, the map is mostly clean. Elevated SO2 amounts may be observed during volcanic eruptions, and severe air pollution episodes.

AIRS NRT False Color Map (AIRVBRAD_RGB)

This is AIRS Near-Real-Time 3-component (RGB) composite image. The source data type is AIRVBRAD_NRT, where three bands are taken from the variable radiances: band3=0.8, band2=0.6, and band1=0.4 microns. Correspondingly, they form the red, green, and blue colors. Thus, since band3 is near-infrared, the vegetation appears in red colors, and the image is categorized as false-color. The global map is produced at 3-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time.

AIRS NRT BT_diff_SO2 ascending node (AIRS_BT_SO2_A)

This is AIRS Near-Real-Time brightness temperature difference BT(1361.44 cm-1)- BT(1433.06 cm-1), in Kelvins (K), which can indicate SO2 release from volcanoes. Differences under -6 K have likely volcanic SO2. The source data type is AIRIBQAP_NRT, where the indicator is in the variable BT_diff_SO2. The global map is produced at 10-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time.

AIRS NRT BT_diff_SO2 descending node (AIRS_BT_SO2_D)

This is AIRS Near-Real-Time brightness temperature difference BT(1361.44 cm-1)- BT(1433.06 cm-1), in Kelvins (K), which can indicate SO2 release from volcanoes. Differences under -6 K have likely volcanic SO2. The source data type is AIRIBQAP_NRT, where the indicator is in the variable BT_diff_SO2. The global map is produced at 10-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time.

AIRS NRT Carbon Monoxide (CO) ascending node (AIRS_COTotalColumn_A)

This is AIRS Near-Real-Time Total Column Carbon Monoxide (CO), in volume mixing ratio units of parts per billion, (ppb). The source data type is AIRX2RET_NRT, where the data are in the variable CO_total_column. Originally, these data are in molecules/cm^2, but here are converted to (ppb). The global map is produced at 45-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time.

AIRS NRT Carbon Monoxide (CO) descending node (AIRS_COTotalColumn_D)

This is AIRS Near-Real-Time Total Column Carbon Monoxide (CO), in volume mixing ratio units of parts per billion, (ppb). The source data type is AIRX2RET_NRT, where the data are in the variable CO_total_column. Originally, these data are in molecules/cm^2, but here are converted to (ppb). The global map is produced at 45-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time.

AIRS Dust Score Ascending (AIRS_DustScore_A)

Dust score values larger than 360 are dust events with increasingly larger likelihood. Thus only values above 360 are shown. The source data type is AIRIBQAP_NRT, where the data are in the variable dust_score. The global map is produced at 10-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time.

AIRS Dust Score Descending (AIRS_DustScore_D)

Dust score values larger than 360 are dust events with increasingly larger likelihood. Thus only values above 360 are shown. The source data type is AIRIBQAP_NRT, where the data are in the variable dust_score. The global map is produced at 10-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time.

AIRS Prata SO2 Ascending (AIRS_Prata_SO2_A)

This is Near-Real-Time retrieval of column SO2 amounts, in Dobson Units (DU), using a spectrum of AIRS IR bands in the range of 1319.63-1396.60 cm-1. Author: Fred Prata, Norwegian Institute for Air Research. GES DISC is running this retrieval using the Level 1B Near-Real Time IR Radiances, AIRIBRAD_NRT, to produce global map at 10-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time. Since SO2 concentrations are normally very low, the map is mostly clean. Elevated SO2 amounts may be observed during volcanic eruptions, and severe air pollution episodes.

AIRS Prata SO2 Descending (AIRS_Prata_SO2_D)

This is Near-Real-Time retrieval of column SO2 amounts, in Dobson Units (DU), using a spectrum of AIRS IR bands in the range of 1319.63-1396.60 cm-1. Author: Fred Prata, Norwegian Institute for Air Research. GES DISC is running this retrieval using the Level 1B Near-Real Time IR Radiances, AIRIBRAD_NRT, to produce global map at 10-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time. Since SO2 concentrations are normally very low, the map is mostly clean. Elevated SO2 amounts may be observed during volcanic eruptions, and severe air pollution episodes.

AIRS Precipitation Ascending (AIRS_Precipitation_A)

This is AIRS Near-Real-Time regression-based estimate of daily precipitation, in the unit of millimeter per day, (mm/day). The source data type is AIRX2SUP_NRT, where the data are in the variable IR_Precip_Est. The global map is produced at 45-km resolution. The map is refreshed every 45 minutes, and is about 2 hours behind the real time.

AIRS Precipitation Descending (AIRS_Precipitation_D)

This is AIRS Near-Real-Time regression-based estimate of daily precipitation, in the unit of millimeter per day, (mm/day). The source data type is AIRX2SUP_NRT, where the data are in the variable IR_Precip_Est. The global map is produced at 45-km resolution. The map is refreshed every 45 minutes, and is about 2 hours behind the real time.

AIRS Relative Humidity Level 400 Ascending (AIRS_RH400_A)

This is AIRS Near-Real-Time retrieval of Atmospheric Relative (to liquid phase) Humidity at 400 hPa (about 7 km) in %. The source data type is AIRX2RET_NRT, where the data are in the variable RelHum_liquid . The global map is produced at 45-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time.

AIRS Relative Humidity Level 400 Descending (AIRS_RH400_D)

This is AIRS Near-Real-Time retrieval of Atmospheric Relative (to liquid phase) Humidity at 400 hPa (about 7 km) in %. The source data type is AIRX2RET_NRT, where the data are in the variable RelHum_liquid . The global map is produced at 45-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time.

AIRS Relative Humidity Level 500 Ascending (AIRS_RH500_A)

This is AIRS Near-Real-Time retrieval of Atmospheric Relative (to liquid phase) Humidity at 500 hPa (about 6 km) in %. The source data type is AIRX2RET_NRT, where the data are in the variable RelHum_liquid . The global map is produced at 45-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time.

AIRS Relative Humidity Level 500 Descending (AIRS_RH500_D)

This is AIRS Near-Real-Time retrieval of Atmospheric Relative (to liquid phase) Humidity at 500 hPa (about 6 km) in %. The source data type is AIRX2RET_NRT, where the data are in the variable RelHum_liquid . The global map is produced at 45-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time.

AIRS Relative Humidity Level 600 Ascending (AIRS_RH600_A)

This is AIRS Near-Real-Time retrieval of Atmospheric Relative (to liquid phase) Humidity at 600 hPa (about 5 km) in %. The source data type is AIRX2RET_NRT, where the data are in the variable RelHum_liquid . The global map is produced at 45-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time.

AIRS Relative Humidity Level 600 Descending (AIRS_RH600_D)

This is AIRS Near-Real-Time retrieval of Atmospheric Relative (to liquid phase) Humidity at 600 hPa (about 5 km) in %. The source data type is AIRX2RET_NRT, where the data are in the variable RelHum_liquid . The global map is produced at 45-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time.

AIRS Relative Humidity Level 700 Ascending (AIRS_RH700_A)

This is AIRS Near-Real-Time retrieval of Atmospheric Relative (to liquid phase) Humidity at 700 hPa (about 5 km) in %. The source data type is AIRX2RET_NRT, where the data are in the variable RelHum_liquid . The global map is produced at 45-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time.

AIRS Relative Humidity Level 700 Descending (AIRS_RH700_D)

This is AIRS Near-Real-Time retrieval of Atmospheric Relative (to liquid phase) Humidity at 700 hPa (about 1400 m) in %. The source data type is AIRX2RET_NRT, where the data are in the variable RelHum_liquid . The global map is produced at 45-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time.

AIRS Relative Humidity Level 850 Ascending (AIRS_RH850_A)

This is AIRS Near-Real-Time retrieval of Atmospheric Relative (to liquid phase) Humidity at 850 hPa (about 1400 m) in %. The source data type is AIRX2RET_NRT, where the data are in the variable RelHum_liquid . The global map is produced at 45-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time.

AIRS Relative Humidity Level 850 Descending (AIRS_RH850_D)

This is AIRS Near-Real-Time retrieval of Atmospheric Relative (to liquid phase) Humidity at 850 hPa (about 1400 m) in %. The source data type is AIRX2RET_NRT, where the data are in the variable RelHum_liquid . The global map is produced at 45-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time.

AIRS Temperature Level 400 Ascending (AIRS_T400_A)

This is AIRS Near-Real-Time retrieval of Atmospheric Temperature at 400 hPa (about 7 km) in degrees Kelvin. The source data type is AIRX2RET_NRT, where the data are in the variable TAirStd . The global map is produced at 45-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time.

AIRS Temperature Level 400 Descending (AIRS_T400_D)

This is AIRS Near-Real-Time retrieval of Atmospheric Temperature at 400 hPa (about 7 km) in degrees Kelvin. The source data type is AIRX2RET_NRT, where the data are in the variable TAirStd . The global map is produced at 45-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time.

AIRS Temperature Level 500 Ascending (AIRS_T500_A)

This is AIRS Near-Real-Time retrieval of Atmospheric Temperature at 500 hPa (about 5 km) in degrees Kelvin. The source data type is AIRX2RET_NRT, where the data are in the variable TAirStd . The global map is produced at 45-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time.

AIRS Temperature Level 500 Descending (AIRS_T500_D)

This is AIRS Near-Real-Time retrieval of Atmospheric Temperature at 500 hPa (about 5 km) in degrees Kelvin. The source data type is AIRX2RET_NRT, where the data are in the variable TAirStd . The global map is produced at 45-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time.

AIRS Temperature Level 600 Ascending (AIRS_T600_A)

This is AIRS Near-Real-Time retrieval of Atmospheric Temperature at 600 hPa (about 4 km) in degrees Kelvin. The source data type is AIRX2RET_NRT, where the data are in the variable TAirStd . The global map is produced at 45-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time.

AIRS Temperature Level 600 Descending (AIRS_T600_D)

This is AIRS Near-Real-Time retrieval of Atmospheric Temperature at 600 hPa (about 4 km) in degrees Kelvin. The source data type is AIRX2RET_NRT, where the data are in the variable TAirStd . The global map is produced at 45-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time.

AIRS Temperature Level 700 Ascending (AIRS_T700_A)

This is AIRS Near-Real-Time retrieval of Atmospheric Temperature at 700 hPa (about 3 km) in degrees Kelvin. The source data type is AIRX2RET_NRT, where the data are in the variable TAirStd . The global map is produced at 45-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time.

AIRS Temperature Level 700 Descending (AIRS_T700_D)

This is AIRS Near-Real-Time retrieval of Atmospheric Temperature at 700 hPa (about 3 km) in degrees Kelvin. The source data type is AIRX2RET_NRT, where the data are in the variable TAirStd . The global map is produced at 45-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time.

AIRS Temperature Level 850 Ascending (AIRS_T850_A)

This is AIRS Near-Real-Time retrieval of Atmospheric Temperature at 850 hPa (about 1.4 km) in degrees Kelvin. The source data type is AIRX2RET_NRT, where the data are in the variable TAirStd . The global map is produced at 45-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time.

AIRS Temperature Level 850 Descending (AIRS_T850_D)

This is AIRS Near-Real-Time retrieval of Atmospheric Temperature at 850 hPa (about 1.4 km) in degrees Kelvin. The source data type is AIRX2RET_NRT, where the data are in the variable TAirStd . The global map is produced at 45-km resolution. The map is refreshed every 45 minutes, and the map is about 2 hours behind the real time.

coastlines (coast_line)

World Boundary coastline

US States (US_states)

US States

Volcanoes with Eruptions since 2000 (VolcanoesSince2000)

Volcanoes with eruptions since 2000, obtained from a compilation by the Smithsonian Institution, Global Volcanism Program

bluemarble (bluemarble1)

The Blue Marble: Next Generation is a series of images that show the color of the Earth\u2019s surface for each month of 2004 at very high resolution (500 meters/pixel) at a global scale.

GRID 45 degrees (grid45)

Grid lines every 45 degrees

GRID 15 degrees (grid15)

Grid lines every 15 degrees

GRID 5 degrees (grid05)

Grid lines every 5 degrees

GRID 1 degrees (grid01)

Grid lines every 1 degrees

GRID 0.125 degrees (grid1-8)

Grid lines every 0.125 degrees