Quarterly News & Updates

February 2025 | Issue 15

ICESat-2 Bathymetry Workshop


The ICESat-2 Applications team will be hosting a workshop about satellite-derived bathymetry on March 17, 2025 at the Wilmington Convention Center in Wilmington, NC. The workshop will he held in collaboration with the US Hydro meeting and The Hydrographic Society of America. The agenda will be available soon. Click the button below to learn more and register.

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Mission Status: Nominal


Days in Orbit: 2341


Shot Count: 1968167977000


Science files downloaded: 59,969,482


ATLAS Data Updates:


The latest ATLAS along track finals (30 August 07 November, 2024) are now available.


ATL03, ATL08 and ATL06 remain the most popular data products at NSIDC.


Data release 007 and the new bathymetry product ATL24 will be released soon.

ICESat-2 Bathymetry Workshop. March 17, 2025, Wilmington, NC. Link


European Geophysical Union. April 27 - May 2, 2025, Vienna, Austria. Link


ESA's Living Planet Symposium. June 23 - 27, 2025. Vienna, Austria. Link


IEEE International Geoscience and Remote Sensing Symposium. August 3 - 8, 2025. Brisbane, Australia. Link

Missions and Project Updates

The GSFC Observation and Validation Experiment (GLOVE) is using the NASA ER-2 outfitted with the Cloud Physics Lidar to obtain validation measurements for ICESat-2 atmospheric data products. The field campaigns are conducted out of NASA Armstrong Flight Research Center. Click the button below to learn more.

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Dataset Updates


The NASA Earthdata Harmony data transformation services are now available for eight ATLAS/ICESat-2 data sets archived a the NISDC DAAC. Earthdata Harmony allows users to subset NASA ESDIS data to their specific regions of interest. Users can access Earthdata Harmony through the NASA Earthdata Search interface or programmatically via Harmony’s API or harmony-py Python library. Click the button below to learn more.

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Applied User Highlight

Doug Comer


Doug Comer, along with his son Jacob Comer of the Cultural Site Research and Management organization use remote sensing tools, such as ICESat-2 and airborne SAR and LiDAR to reveal archaeological landscapes on the Micronesian islands of Pohnpei and Yap. They seek to understand the patterns of human occupation and how environmental change impacted migration and conflict.

Click the button below to learn more.

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Publication Highlight


Greenland Ice Sheet Elevation Change from CryoSat-2 and ICESat-2


In a recent paper published in Geophysical Research Letters, authors Nitin Ravinder et al. report the results from their study comparing methods to compute elevation change of the Greenland Ice Sheet from CryoSat-2 and ICESat-2. They estimate that Greenland lost ~196 cubed kilometers per year between 2010 and 2022.


Click the button below to learn more.

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Upcoming Webinars and Outreach Events

Laser Altimetry Applications for a Changing World: Working with ICESat-2 Land and Vegetation Height Data


Wednesday February 12, 2025 @ 2pm EST. This Earthdata webinar is the second in a multi-part series to introduce the ICESat-2 Land and Vegetation Height data product and provide an overview of a derived continental scale canopy model. Additionally, the webinar will showcase the SlideRule Earth web service, demonstrating high-performance, on-demand science data processing of ICESat-2 and other relevant geospatial data.


Click the button below to register.

Register

Discovering Earth from the Stars: Aneeshwar at NASA


Join Aneeshwar Kunchala, the Kennedy Center’s Youth Ambassador for the Arts and Environment, for the world premiere of his new documentary, Discovering Earth from the Stars: Aneeshwar at NASA, produced by the Kennedy Center. In the documentary, Kunchala visits NASA’s Goddard Space Flight Center for the first time and learns how technology in space can help us protect and preserve the earth. After the film screening, enjoy a conversation with NASA experts.


Dates: March 30th and April 5th, 2025.


Click the button below to learn more..

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ICESat-2 Storymap: There's Something About Southern Forests.


Check out our storymap about how ICESat-2 helps scientists to better understand tree damage caused by hurricanes. Dr. Carlos Silva, ICESat-2 Science Team member and Assistant Professor at University of Florida and his team use satellite data to create 4D maps of tree canopy height and biomass to survey forests before and after hurricane events. Click the link below to learn more.


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ICESat-2 Mobile App


The ICESat-2 Application is available both in IOS and Android platforms. The application allows you to see where on Earth ICESat-2’s path will occur with a visual map display or list view. The Android version was updated to the latest version by our summer intern, Ms. Jade Martinez. The android application should be available for download in late 2024.

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ICESat-2 Data Tools

Did you know that there are tools you can use now to extract and manipulate ATLAS data products? A number of publicly available tools exist on the NSIDC website. Check out the link below to learn more.


Data Tools

NASA Earth Observatory Image of the Day: February 1, 2025


These images show the Bristol Bay Borough in southern Alaska. Notice the vast area of bare ground in the image on January 26, 2025 (right), compared to the image captured around the same time one year prior (left). Click the link below to learn more.


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Get Involved


Do you or someone you know want to produce applications from ICESat-2 data that will improve decision making efforts? If so, join our Applied Users program. Send an email to Aimee and check out our Applied Users page.

Recent Publications


Krumpen, T. von Albedyll, L. Bünger, H. J. et, al (2025). Smoother sea ice with fewer pressure ridges in a more dynamic Arctic. Nature Climate Change, 15, https://doi.org/10.1038/s41558-024-02199-5.


Li, X. Chen, P. Zhang, Z. Li, Y. Pan, D. (2025). Vertical structure observation from spaceborne lidar ICESat-2 in East China Sea. Optics Express, 33 (2), https://doi.org/10.1364/OE.540111.


Sun, Y. et, al (2025). Retrieving Telemetry Range from ICESat-2 Data by a No-Prior-Terrain Onboard Filtering Algorithm. IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, https://doi.org/10.1109/JSTARS.2025.3529744.


Zhou, Q. Liang, Q. Xiao, W. Li, T. Zheng, L. Cheng, X. (2025). Supraglacial Lake Depth Retrieval from ICESat-2 and Multispectral Imagery Datasets. Journal of Remote Sensing, https://doi.org/10.34133/remotesensing.0416.


Ai, B. Liu, X. Wen, Z. Wang, L. Ma, H. Lv, G. (2024). A Novel Coral Reef Classification Method Combining Radiative Transfer Model With Deep Learning. IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 17,https://doi.org/10.1109/JSTARS.2024.3430899.


Chen, S. , etal. (2024). A Novel Multidimensional Statistics Denoising Algorithm Based on Gaussian Mixture Model for Photon-Counting LiDAR Data. IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 17,https://doi.org/10.1109/JSTARS.2024.3430470.


Dandabathula, G. Hari, R. Sharma, J. , etal. (2024). A High-Resolution Digital Bathymetric Elevation Model Derived from ICESat-2 for Adam’s Bridge. Scientific Data, https://doi.org/10.1038/s41597-024-03550-3.


Hell, M. C. Horvat, C. (2024). A method for constructing directional surface wave spectra from ICESat-2 altimetry. The Cryosphere, 18 (1), https://doi.org/10.5194/tc-18-341-2024.


Huang, Z. Wang, S. Alley, R.B. Li, A. Parizek, B. R. (2024). A Novel Deep Learning-based Approach for Rift and Iceberg Recognition from ICESat-2 Data. IEEE Transactions on Geoscience and Remote Sensing, 62,http://dx.doi.org/10.1109/TGRS.2024.3382573.


Huang, Z. Wang, S. Alley, R.B. Li, A. Parizek, B. R. (2024). A Novel Deep Learning-Based Approach for Rift and Iceberg Recognition From ICESat-2 Data. IEEE Transactions on Geoscience and Remote Sensing, 62,https://doi.org/10.1109/TGRS.2024.3382573.


Huang, Z. Wang, S. Alley, R.B. Li, A. Parizek, B.R. (2024). A Novel Deep Learning-Based Approach for Rift Iceberg Recognition From ICESat-2 Data. IEEE Transactions on Geoscience Remote Sensing, 62,https://doi.org/10.1109/TGRS.2024.3382573.


Jia, K. Ma, Y. Zhang, J. Wang, B. Zhang, X. Cui, A. (2024). A Denoising Methodology for Detecting ICESat-2 Bathymetry Photons Based on Quasi Full Waveform. IEEE Transactions on Geoscience and Remote Sensing, 62,https://doi.org/10.1109/TGRS.2024.3422502.


Li, H. He, Y. Gu, Y. Qiao, G. (2024). A comparative study of mass balance in the Lambert Glacier Amery Ice Shelf along the Chinese inland traverse during 2019–2023 using altimetry, gravity, in-situ observations. The International Archives of the Photogrammetry, Remote Sensing Spatial Information Sciences, https://doi.org/10.5194/isprs-archives-XLVIII-1-2024-323-2024.


Li, B. Xie, H. Liu, S. Xi, Y. Liu, C. Xu, Y. , etal. (2024). A high-quality global elevation control point dataset from ICESat-2 altimeter data. International Journal of Digital Earth, 17 (1), https://doi.org/10.1080/17538947.2024.2361724.


Luo, L.H. Ke, C.-Q. Fan, Y.B. (2024). A 2012–2021 high-resolution glacier mass balance estimate for Icelandic ice caps based on ArcticDEM ICESat-2. Earth Surface Processes Landforms, https://doi.org/10.1002/esp.5854.


Ma, S. Liao, J. Jing, R. Chen, J. (2024). A dataset of lake level changes in China between 2002 2023 using multi-altimeter data. Big Earth Data, https://doi.org/10.1080/20964471.2023.2295632.


Nandam, V. Patel, P. L. (2024). A framework to assess suitability of global digital elevation models for hydrodynamic modelling in data scarce regions. Journal of Hydrology, 630, https://doi.org/10.1016/j.jhydrol.2024.130654.

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