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NASA Earthdata Webinar on Site-based Visualization Tools and Services Available

Submitted by ORNL DAAC Staff on 2023-05-01
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GEDI Beam 101 shot number 24610500300213454 illustrating aboveground biomass.

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If you missed our recent Webinar on subsetting remote sensing data, a new ORNL DAAC Learning Resource provides access at your convenience.

ICESat-2 Land and Vegetation Height (ATL08) Data Available for Subsetting & Visualization

Submitted by ORNL DAAC Staff on 2023-02-06
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ATL08 data visualized along-track (100m step size), showing the estimated ground elevation, estimated canopy top height, and the individual photon return heights with their classifications.  Image credit: Amy Neuenschwander, Center for Space Research, University of Texas.

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ATL08 data is available to order via ORNL DAAC's MODIS/VIIRS Global Subsets tool.

Ecogeomorphic Cell Products across the MRD, LA, USA, 2021

Submitted by ORNL DAAC Staff on 2023-02-06
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RGB composite image of the Atchafalaya and Terrebonne basins (R=Bathymetry, G=NIR of 1st quarter, B=NIR of 3rd quarter) highlighting the various ecological and geomorphological features of the landscape.

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This product delineates the Mississippi River Delta (MRD) landscape into distinct small contiguous areas of land with similar ecological and geomorphological characteristics.

MASTER: SARP Campaigns from 2009 to 2018, California, USA

Submitted by ORNL DAAC Staff on 2022-08-22
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RGB composite MASTER image from data collected during the SARP campaign over Pyramid Lake, California, USA  on 2009-07-24. Image derived from bands 12, 10, 9 spanning visible to near-infrared wavelengths.

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Level 1B (L1B) data products from the MODIS/ASTER Airborne Simulator (MASTER) instrument were collected and developed by the Student Airborne Research Program (SARP).

New Tools and Services for SIF-ESDR Datasets

Submitted by ORNL DAAC Staff on 2022-03-22
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Global map of daily mean Solar Induced Fluorescence (SIF) for July 2010 at 0.05 degree resolution. The USA's Corn Belt (insert) showed the largest SIF emission during the growing Season (Image Credit: Jiaming Wen 2022).

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Datasets from the Solar Induced Fluorescence Earth Science Data Record (SIF-ESDR) have been integrated into ORNL DAAC subsetting tools, TDS with learning resources available, and Earthdata Cloud.
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Nature Scientific Data Publication Highlights Daymet V4 Model Improvements

Submitted by ORNL DAAC Staff on 2022-01-05
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Annual timeseries of daily cross-validation mean absolute error (MAE), averaged over all station days for each year, comparing results for Daymet V4 and Daymet V3. (a) MAE for estimation of daily maximum temperature. (b) MAE for estimation of daily total precipitation. Image from Thornton et al. 2021.

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A recent publication by Thornton et. al., 2021, Gridded daily weather data for North America with comprehensive uncertainty quantification, details improvements to the Daymet V4 Model.

GEOS-5 Derived Meteorological Conditions Interpolated to Airborne Flight Tracks

Submitted by ORNL DAAC Staff on 2021-12-08
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 An example of aerosols (Salt, Dust, and Carbon and Sulfates) modeled by the Goddard Earth Observing System Version 5 (GOES-5) on 12/27/2020, image source NASA.

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Modeled meteorological conditions and tagged-CO tracer concentrations along ATom flight paths.
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New Tutorial for Exploring GEDI L4A available

Submitted by ORNL DAAC Staff on 2021-10-28
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The Global Ecosystem Dynamics Investigation (GEDI) instrument provides high resolution laser ranging of Earth's forests and topography from the International Space Station (ISS).

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A third tutorial for exploring the GEDI L4A Footprint Level Aboveground Biomass Density dataset is now available.