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USGS | 2016
The USGS has developed a new and innovative suite of landscape metrics (i.e. “Climate-Landscape Response” or CLaRe metrics) that are proven effective in mapping when and where invasive buffelgrass is…
USGS | 2016
Cheatgrass is an invasive annual grass that alters fire regimes when it spreads into western U.S. sagebrush ecosystems. The increased frequency and intensity of wildfires and the higher probability…
USGS | 2016
The USGS Fort Collins Science Center in collaboration with researchers at Colorado State University is using Landsat imagery from different seasons to locate invasive vegetation species on public…
USGS | 2016
The USGS Cascades Volcano Observatory utilizes oblique and vertical aerial photography to monitor topographic changes at Mount St. Helens volcano. During the 2004–2008 eruption of Mount St.…
USGS | 2016
For decades, the USGS has conducted geodetic monitoring of Mauna Loa, the largest volcano in the world, measuring well over 14,000 m from its base beneath the ocean to its summit above sea level.…
USGS | 2016
Kelud volcano, located in East Java, has produced some of Indonesia’s most deadly eruptions. The expulsion of water from the summit crater lake during the volcano’s typically short but…
USGS | 2016
The catastrophic eruption of Mount St. Helens in Washington State on May 18, 1980, removed the upper 400 m of the volcano and left a large horseshoe-shaped crater. Two subsequent eruptive…
USGS | 2016
The Dynamic Surface Water Extent (DSWE) product under development at the USGS can be used to systematically characterize cycles and changes in surface inundation for a broad variety of applications.…
USGS | 2016
Drought is an equal-opportunity natural hazard: it can strike any part of the country at almost any time. Drought conditions can vary tremendously across space and time, from short, extreme…
USGS | 2016
Drought monitoring and early warning requires a convergence of evidence from varied sources with enough lead time for mitigation and other management actions. Soil moisture is a key state variable…
USGS | 2016
Detection of hurricane surge impacts requires regional mapping of surge flooding duration and estimation of abnormal change in wetland condition. To assess the impacts of Hurricane Sandy to…
USGS | 2016
The International Charter on Space and Major Disasters formed in November 2000 to provide a unified system of emergency response satellite data to areas that have been struck by disasters resulting…