September 2015

Lake Fire
Sep 28, 2015Landsat Enables Seasonal Fuel Dynamic Estimations for Southwest U.S.

By incorporating seasonal variability of herbaceous cover and biomass in the Southwest U.S., fine fuel loading can be measured. The measurements are then used to capture changes to fire behavior fuel models based on the current fire season.

fire approaching King River
Sep 28, 2015LANDFIRE Innovation for Landsat Image Compositing

The LANDFIRE program produces annual fire disturbance maps for the conterminous U.S. Recently, the program developed an image tiling and compositing process to aid in vegetation change mapping.

Forester showing pine beetle damage
Aug 19, 2015Improved Forest Disturbance Monitoring via an Algorithm Ensemble

Forest resource managers, natural resource policy makers, and global change scientists need comprehensive, consistent, and up-to-date information on trends in forest cover and condition. This information is essential for understanding carbon [...]

ISU team in the field
Aug 7, 2015A Landsat-based Tool to Track Cheatgrass, Monitor Potential Wildfire Hazard

Landsat 8 imagery is being used to identify increased wildfire susceptibility due to the invasion of cheatgrass on rangelands.

Landsat scenes used by LANDFIRE
Dec 2, 201444,000 Landsat Scenes and Counting

LANDFIRE National used approximately 5,340 Landsat scenes to map CONUS, Alaska and Hawaii. Landfire continues to rely on Landsat imagery for updates. There were 13,185 scenes processed from 1984-2009 to capture landscape change for CONUS for the [...]

Burned area in Denali National Park
May 27, 2014Landsat 8 Helps Map Fires during Long, Busy Alaska Fire Season

Lighting ignited the Castle Rocks fire in the deep backcountry of Denali National Park and Preserve in early July, 2013. Over the next two months, the Castle Rocks fire would fluctuate between periods of activity and inactivity depending on [...]

Landsat 8 image of Rim Fire
Nov 7, 2013Wildfire Science Returns to Rim Fire

Although dousing the flames was foremost in people’s minds during the recent Rim Fire in Stanislaus National Forest and Yosemite National Park, U.S. Geological Survey scientific work continues well after the fire is out. USGS scientists are [...]

Child looking at Landsat image
Sep 27, 2013Mapping the World with Landsat

Speeding around the Earth at 16,800 mph (27,000 kph), two Landsat satellites are quietly, expertly watching and recording changes in Earth’s lands from space. They are gathering data for people to make maps–all kinds of wonderful maps–of our [...]

Location of Rim Fire
Sep 3, 2013Landsat 8 Satellite Sees Rim Fire from Space

Two recent images from the Landsat 8 satellite compare land conditions in the vicinity of Yosemite National Park before and during the Rim Fire. The images, from August 15 before the fire began and from August 31, can be contrasted and [...]

Burn severity map for Wallow Fire
Aug 29, 2013Landsat Revisits Old Flames in Fire Trends

The Wallow Fire burned over 500,000 acres, making it the largest fire in Arizona history, to date. It is one of many large fires that fire managers and researchers have seen scorch forests nationwide since the early 2000s.