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HLS Learning Resources

Webinars, tutorials, data recipes, and more to help you work with HLS.

View all Learning Resources

Earthdata resources for users working with NASA’s Harmonized Landsat Sentinel-2 (HLS) data include tutorials and other learning resources, news announcements, and frequently asked questions.

The HLS Learning Resources listed below are available on the HLS Data Resources GitHub repository which provides guides, and Python and R tutorials to help users access and work with HLS data. This repository is public and open to contributions.

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When Fields Flood: Identifying Standing Water and Inundated Vegetation from Space

This ARSET Skills Launchpad walks users through the detection and monitoring of surface water and flooding on farmland.

Training

Ongoing

When Fields Flood: Identifying Standing Water & Inundated Vegetation from Space

This ARSET Skills Launchpad walks users through the detection and monitoring of surface water and flooding on farmland.

StoryMap

Oct. 15, 2026

Discovering HLS Content with a Cloud Storage Connection in ArcGIS Pro

This workflow demonstrates how to securely access HLS data directly from NASA cloud storage.

Tutorial

Sept. 23, 2026

normalized difference vegetation index raster layer

Using HLS Downloaded Data Files from Earthdata Search in ArcGIS Pro – Palisades Fire Change Detection Example

This workflow demonstrates how to discover, filter, and download HLS imagery using NASA Earthdata Search.

Tutorial

Sept. 23, 2026

Discovering HLS Content via SpatioTemporal Asset Catalog (STAC) in ArcGIS Pro

This workflow demonstrates how to use the CMR STAC, ArcGIS Cloud Storage files, and ArcGIS configurations to properly visualize HLS imagery.

Tutorial

Sept. 23, 2026

Empowering Fire Managers: New HLS Capabilities in NASA's FIRMS

Learn how the Fire Information for Resource Management System (FIRMS) uses timely composite imagery to identify fire fronts, burned areas, and smoke.

Webinar

June 17, 2026

Sentinel false-color imagery embedded in the FIRMS portal makes it easier to detect healthy vegetation..

Customize Fire Related Imagery Through the HLS Interface, TiTiler, and FIRMS

FIRMS has incorporated additional capabilities into the HLS dropdown menu of its interactive map, including four vegetation indices and the ability for user to create their own red, green, blue (RGB) image composites through the TiTiler-CMR service.

Tutorial

April 29, 2026

False-color Harmonized Landsat Sentinel-2 image of Cambridge, MD

Customize HLS RGB Imagery Composites in Worldview

Create your own Harmonized Landsat Sentinel 2 (HLS) image composite or select from a preset list.

Tutorial

April 29, 2026

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