Core Science Systems


Browse or search the repository below for Core Science Center news, announcements, events, project updates, and more.

Filter Total Items: 566
Date published: April 29, 2021

FINISHED!! TNMCorps Mapping Challenge for City / Town Halls in KY & TN

This challenge is now complete! Thank you to everyone who contributed! 

Date published: April 29, 2021

NEW TNMCorps Mapping Challenge for City / Town Halls in WI!

Here’s a new challenge for City / Town Halls in Wisconsin!

Date published: April 28, 2021

How the Nation’s Forest Census Improves Satellite-Based Mapping

It’s possible to map vegetation type with Landsat, but getting the maps right requires more than satellites alone.

The teams at the USGS Earth Resources Observation and Science (EROS) Center behind the LANDFIRE program’s mapping products use an extensive network of ground control points to check their work, thereby bolstering the reliability,...

Date published: April 28, 2021

LCMAP Releases Adds Data for 2018, 2019 with Release of Collection 1.1

The USGS Land Change Monitoring, Assessment, and Projection (LCMAP) initiative has released the first update to its Conterminous United States (CONUS) science products, adding two years of data to a satellite-derived product suite already-unparalleled in its temporal density.

Date published: April 23, 2021

New Report Explains Landsat’s Role as ‘Gold Standard’ for Calibration

Landsat data have long been recognized for the quality and reliability of their calibration. A recent report puts a spotlight on that commitment to accuracy.

Date published: April 22, 2021

Celebrating Earth Day from Above

Happy Earth Day! As we celebrate our wonderful planet and the fascinating things we learn about it every year, we wanted to share a unique view of the Earth, provided by the longest continuously running Earth-observing satellite program: Landsat.

April 21, 2021

Chesapeake Bay Activities Newsletter March-April 2021

The USGS provides research and monitoring to better understand and restore the Chesapeake Bay and its watershed. Our technical reports and journal articles, which we translate into science summaries, provide the findings used by federal, state, and local decisionmakers to inform restoration and conservation decisions. Here are some recent highlights.

Learn more about USGS Chesapeake Bay activities

Date published: April 15, 2021

USGS Landsat Satellites Enable Google to Portray Global Change

USGS Landsat satellite data and imagery are the key foundation for the newly released Google Earth 3D Timelapse tool. The upgraded Timelapse presents a global, zoomable time-lapse video of the planet from 1984 to 2020.

Date published: April 14, 2021

New York Tries Creative Ways—Like Satellites—to Fight Hemlock-Killing Insect

Hunting for an insect the size of a poppy seed in a forest of trees that can soar 100 feet high is, admittedly, a tall task.

But after seeing the “gray ghosts” of dead eastern hemlock trees haunt forests farther south, officials in New York have been intent on preventing the same fate for the state’s eastern hemlocks as the aphid-like hemlock woolly adelgid (HWA) creeps north.

Date published: April 13, 2021

TNMCorps Mapping Challenge Summary Results for City / Town Halls in KS & OK

Summary statistics are now available for this challenge. Thanks again to everyone who contributed!

Date published: April 12, 2021

Ladies of Landsat Group Offers Sense of Belonging and Support

Finding connections and a sense of community help make work more fulfilling. But a feeling of belonging can be harder for some people to find than others. A remote-sensing-focused Twitter group is trying to do something about that.