April 2018


soybean field
Apr 4, 2018Satellites, Supercomputers, and Machine Learning Provide Real-Time Crop Type Data

Scientists have proven a new technique for distinguishing the corn and soybean crops using satellite data and the processing power of supercomputers.

Brian Markham
Feb 27, 2018USGS Video: Landsat In Action—Landsat’s Calibration and Validation

Engineers and scientists from both Landsat and Sentinel missions talk about working together to calibrate observation data and validate its quality to improve the science using these resources.

Warren Cohen
Feb 26, 2018USGS Video: Landsat in Action—Forestry Research with Warren Cohen

Warren Cohen from the USDA Forest Service talks about the value of Landsat's long history of observations in monitoring and assessing forests.

Barbara Ryan
Jan 23, 2018USGS Video: Landsat in Action—Free & Open Landsat Archive with Barbara Ryan

Barbara Ryan, Director of GEO talks about the distribution of Landsat data.

Adam Lewis
Jan 2, 2018USGS Video: Landsat in Action — Open Data in Australia with Adam Lewis

Adam Lewis talks about the value of Landsat data, the importance of free and open policy, and how analysis ready data is advancing earth observing science.

Andrew Elmore
Dec 14, 2017USGS Video: Landsat in Action—Changing Forest Phenology with Andrew Elmore

Elmore delves into the changing phenology of forests and how that impacts the amount of carbon dioxide going into the atmosphere.

An example HLS product
Dec 12, 2017Using Landsat and Sentinel-2 Data in Harmony

HLS offers a seamless data set of surface reflectance observations.

Uncharted globes on display
Nov 14, 2017Uncharted Exhibit in Sioux Falls

This week at the Pecora 20 conference in Sioux Falls, South Dakota, Uncharted, a cartographic art installation, will be on display.

visual explanation of the ARD data set
Nov 8, 2017Significant Milestone in Improving Usability of Landsat Satellite Data

Improvements to the quality and usability of Landsat satellite data have been made with the release of a new USGS product called Landsat Analysis Ready Data.

banding on a TIRS (Band 10) image
Oct 31, 2017Landsat 8 Thermal Data Ghost-Free After Stray Light Exorcism

Montanaro and Gerace’s stray light “exorcism” has now placed the Landsat 8 thermal bands in-line with the accuracy of the previous (ghost-free) Landsat thermal instruments.

Landsat Analysis Ready Data Coming Soon
Sep 25, 2017Landsat Analysis Ready Data Coming Soon

A fundamental goal for Landsat ARD is to significantly reduce the magnitude of data processing for application scientists.

rock outcropping on Fleming Glacier
Sep 25, 2017Wind, Warm Water Revved Up Melting Antarctic Glaciers

A NASA study has located the Antarctic glaciers that accelerated the fastest between 2008 and 2014 and finds that the most likely cause of their speedup is an observed influx of warm water into the bay where they're located.

temporal revisit, i.e. data for HLS
Sep 8, 2017Latest Harmonized Landsat Sentinel-2 (HLS) Version Released

When Landsat 8 and Sentinel-2 data are used together observations can be more timely and accurate.

Landsat 8 image, 1M+
May 31, 2017Landsat 8 Scenes Top 1 Million

As of today, there are now over 1 million Landsat 8 scenes available to download from the Landsat archive.

Magnetic Island intertidal zone
May 25, 2017Welcome to the Intertidal Zone:
Mapping Australia’s Coast with Landsat


Using 28 years of Landsat data, an Australian research team has created a continent-wide intertidal zone extent map for the whole of the Australian coast.

Mt. St. Helens, 37 Years of Recovery
May 18, 2017Mt. St. Helens, 37 Years of Recovery

In the decades since the Mount St. Helens eruption, scientists have studied the recovery of the ecosystem around the mountain using the Landsat series of satellites.

Chesapeake Bay tributary
May 2, 2017Revolutionizing Land Cover and Land Change Research

A new initiative called Land Change Monitoring, Assessment, and Projection provides definitive, timely information on how, why, and where the planet is changing.

RIT Researchers Win USGS Grant to Improve Landsat 8 Data
Mar 27, 2017RIT Researchers Win USGS Grant to Improve Landsat 8 Data

Rochester Institute of Technology researchers have won funding from the U.S. Geological Survey to ensure accurate temperature data from the Landsat 8 satellite. Climate researchers depend on public data from the Earth-sensing satellite to [...]

New “Landsat Collections” Help Facilitate Land Change Science
Mar 24, 2017New “Landsat Collections” Help Facilitate Land Change Science

Access to consistent high-quality images to study changes on Earth’s surface is getting easier.

Sentinel-2B Successfully Launches
Mar 7, 2017Sentinel-2B Successfully Launches

“This launch completes the Sentinel-2 constellation, providing a tremendous new resource for land management and science.”

Descartes Labs map site
Feb 9, 2017Descartes Labs Releases 3.1 Trillion Pixel Landsat 8 Mosaic

Descartes Labs released a 3.1-trillion pixel, cloud-free Landsat 8 composite image of the world along with two others based on the European Union's Sentinel satellites on Feb. 6, 2017.

NASA remote sensing image
Jan 18, 2017Landsat-Related Webinar Offered by NASA ARSET

NASA ARSET is offering an advanced webinar that teaches you how to perform land cover classifications with Landsat data.

RI forest 2015
Nov 21, 2016Landsat 8 Shows Forest Cover in Rhode Island with Gypsy Moth Damage

Twin satellite views show gypsy moth destruction in Rhode Island.

possible cal sites
Nov 17, 2016A Discovery That May Make Daily Calibration Possible

A South Dakota State University research team led by imaging engineer Larry Leigh has completed the first worldwide search for new satellite calibration sites through a partnership with Google Earth. The one-year project was made possible [...]

Aaron and Matt
Nov 16, 2016An Innovative Fix for Landsat 8 TIRS Imagery

Rochester Institute of Technology researchers have solved a problem nagging NASA’s Landsat 8 Earth-sensing satellite.

Txomin Hermosilla
Nov 1, 2016Visualizing Canada’s Forest Change, 1985–2011

A joint project of University of British Columbia and the Canadian Forest Service—made possible by free and open access to the Landsat archive—has characterized the changes to Canada's forest between 1985 and 2012.

Landsat 2 WBVTR
Oct 11, 2016Imaging the Past

Today, we are getting richer and more plentiful information about Earth’s land surface than ever before. But amid all of this modern Earth observing splendor, one truism remains: No sensor can image the past.

Joe Morrison
Sep 26, 2016#Landsaturated

Government agencies, research universities, independent hackers, coding bootcamp grads, do-good dev shops, swarms of startups, and multi-billion dollar defense contractors are all furiously building Landsat Viewers.

global surface water map
Sep 1, 2016Tracking Surface Water Changes Over the Past 30 Years

The world has gained 115,000 km2 of water and 173,000 km2 of land over the past 30 years.

fisheye view of field team
Aug 24, 2016Linking Field and Space-Based Observations

A key component of the research is our ability to connect what we see on the ground with what we see from the sky via satellite imagery.

Lachlan Hurst
Aug 23, 2016ObservedEarth: A Talk with its Creator

Thanks to a software developer in Australia you can now easily browse through Landsat 8 images on your smartphone.

NASA Shareable on Google Maps' Landsat update
Jun 29, 2016A Cloud-Free Makeover of Google Maps Courtesy of Landsat 8

Google Maps Blog announced on June 26, 2016 that Google Maps and Google Earth have a new cloud-free mosaic based on Landsat 8 data.

Tom Loveland
May 11, 2016What’s the Big Idea? — Charting Change from the Skies

Tom Loveland, research scientist with the USGS Earth Resources Observation and Science Center, explains how he uses data — both past and present — to help scientists, natural resource managers, and the public better understand how the face of [...]

report cover
Apr 18, 2016USGS Open-Report File: Users and uses of Landsat 8 satellite imagery—2014 survey results

In 2013, Landsat 8 began adding high quality, global, moderate-resolution imagery to the more than 40-year archive of Landsat imagery. To assess the potential effects of the availability of Landsat 8 imagery on users and their work, the U.S. [...]

Canadian forest changes 1985-2011
Apr 18, 2016Landsat Used to Recreate the History of Canada’s Forests

Canada has recreated the recent history of its forest disturbance and related recovery using Landsat data; a history that would otherwise not be possible to recreate in a manner that is spatially explicit and at a spatial resolution of relevance [...]

TIRS telescope
Apr 12, 2016USGS TIRS Update

Toward the end of April, reprocessing efforts will begin for Landsat 8 OLI/TIRS scenes acquired from January 1 to March 31, along with data acquired during April, to create nominal Level-1 products containing valid TIRS data. 

Landsat ground stations
Apr 7, 2016USGS Fact Sheet: Landsat International Cooperators and Global Archive Consolidation

Landsat missions have always been an important component of U.S. foreign policy, as well as science and technology policy. The program’s longstanding network of International Cooperators (ICs), which operate numerous International Ground [...]

WELD data product; Collyer, Kansas
Mar 31, 2016WELD View: Using the Big Picture to See the Finer Details

A first of its kind, the WELD data products were designed with the purpose of providing scienctific quality Landat data consistent in both temporal resolution and quality at a continental scale with limited clouds. WELD products are available at [...]

Latest USGS Landsat Update
Mar 25, 2016Latest USGS Landsat Update

The latest Landsat Update (Volume 10 Issue 2 2016) is now available from USGS.

Sentinel-2A
Mar 15, 2016USGS Partners with European Space Agency to Deliver Copernicus Earth Data

USGS and ESA have established an innovative partnership to enable USGS storage and redistribution of Earth observation data acquired by Copernicus program satellites.

TIRS diagram
Feb 12, 2016Landsat 8 TIRS Updates from USGS

As of Feb. 12, 2016, many of the Landsat 8 scenes acquired from October to December 2015 have been reprocessed into nominal Level-1 products containing valid TIRS data and are available for download, and can also be submitted for higher-level [...]

in the field
Feb 2, 2016A New Observation Method That Sees the Forest for the Trees

A marriage in the remote forests of China promises to unite two important forces to better inform the health and future of biodiversity. The union is reported in this week’s journal Ecological Indicators by Michigan State University researchers.

TIRS diagram
Jan 13, 2016Landsat 8 Thermal Data Update

Landsat 8 Thermal Infrared Sensor (TIRS) data continue to be collected with the scene select mirror encoder electronics disabled (mode 0). While in this mode, the TIRS line of sight model (LOS) will be regularly updated and modifications are [...]

Clopper Lake
Dec 18, 2015Tracking Global Surface Water Dynamics with Landsat

At #AGU15, Amy Hudson, from the University of Maryland College Park, presented a poster about her work to develop a global surface water dynamics map for the years 2000–2014 using data from three Landsat satellites. We spoke with her about this [...]

2015 Antarctica velocity map
Dec 18, 2015Measuring Movement at the Bottom of the Earth

Alex Gardner, a Research Scientist at NASA's Jet Propulsion Laboratory, has used 30 years of Landsat data—some 3 million scenes—to measure the velocity of Antarctica's ice sheet. He spoke with us about the work he is presenting at #AGU15.

houses in nepal
Dec 17, 2015Detecting Landslides in Nepal with Landsat

Justin Roberts-Pierel from the Joint Center for Earth Systems Technology, uses Landsat 8 to detect landslides in the Himalayas. He provided information about his studies at #AGU15. We talked with him about his work.

Antarctic rock outcrop map
Dec 17, 2015Mapping Antarctic Rock Outcrops with Landsat 8

Alex Burton-Johnson, Martin Black, and Peter Fretwell from the British Antarctic Survey have used Landsat 8 data to create a new rock outcrop map for Antarctica, which will become part of the Antarctic Digital Database. The team presented their [...]

Prairie Pothole Region
Dec 14, 2015Finding Land Surface Change with Landsat: An Automation

Jennifer Rover, a Geographer with the U.S. Geological Survey, gave a talk on an automated method she developed to assess long-term change to Earth's surface using Landsat at #AGU15.

TIRS telescope
Dec 8, 2015TIRS Anomaly

On Nov. 1, 2015 the TIRS instrument experienced an anomalous condition related to the instrument's ability to accurately measure the location of the Scene Select Mirror.

56 Landsat Images Provided to International Charter in November 2015
Nov 30, 201556 Landsat Images Provided to International Charter in November 2015

The Charter concept is this: a single phone number is made available to authorized parties providing 24/7 contact to a person who can activate the charter. Once activated, a project manager takes charge. The project manager knows what satellite [...]