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NASA SBG Community Webinar

Submitted by ORNL DAAC Staff on 2021-05-14
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SBG Science and Applications Objectives Studies aim to compile the driving SBG requirements for all Designated Observable science and application objectives and to develop the SBG Science and Applications Traceability Matrix (image credit: NASA JPL).

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Upcoming NASA Surface Biology & Geology (SBG) community webinar on 15 June 2021 at 1:00 PM Eastern Time.

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Midwestern USA 2018 crop growing season Land Cover-Specific SIF

Submitted by ORNL DAAC Staff on 2021-04-19
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Examples of spatial patterns of reconstructed SIF at 4 km resolution. Only pixels with a fraction of the specific vegetation type larger than 0.1 are shown. For Total SIF, only pixels with a fraction of corn, soybean, grass/pasture, and forest larger than 0.8 are displayed.

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Estimated solar-induced chlorophyll fluorescence (SIF) of specific vegetation types and total SIF available at 4-km resolution.
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NASA Earthdata Article Highlights Delta-X Airborne Mission

Submitted by ORNL DAAC Staff on 2021-04-14
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Delta-X is a 5-year NASA Earth Venture Suborbital-3 mission to study the subsidence and growth of the Mississippi River Delta in the United States. 

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NASA researchers are using high resolution airborne data to determine vulnerability and resilience of the Mississippi River Delta.

GEDI Level 3 Data Highlighted by NASA's Earthdata

Submitted by ORNL DAAC Staff on 2021-04-11
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The GEDI instrument onboard the ISS uses three lasers split into eight tracks that fire 242 times per second illuminating a 25-meter footprint of the Earth's surface.

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GEDI Level 3 gridded estimates of canopy height, ground elevation, and laser footprint counts from the instrument's full waveform lidar from the International Space Station. Image Credit: NASA's GSFC.

Sea Water Elevation Profile and Change from Pre-Delta-X Campaign Datasets

Submitted by ORNL DAAC Staff on 2021-04-05
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Collage of dataset airborne imagery from AirSWOT, UAVSAR and the ASO lidar instrument provide examination of water level elevation estimates and changes.

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Five Pre-Delta-X Airborne datasets recently published provide sea water level profile and change derived from UAVSAR, AirSWOT, and lidar.

Pre-Delta-X: AVIRIS-NG/UAVSAR AGB, AVIRIS-NG TSS and Surface Reflectance

Submitted by ORNL DAAC Staff on 2021-04-05
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Pre-DeltaX image highlights: AVIRIS-NG/UAVSAR Biomass (upper left), AVIRIS-NG Total Suspended Solids (lower left), and AVIRIS-NG Surface Reflectance (right).

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Pre-Delta-X Campaign datasets now available: AGB from AVIRIS-NG/UAVSAR, surface reflectance and total suspended solids from AVIRIS-NG.