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About 8 million acres of forest, range, and crop land are burned annually in the southern United States, mostly for hazard reduction, wildlife habitat improvement...

Nationally, more fires occur in shrublands and grasslands than in forests. During the 1984-2008 timeframe, 14.5 million hectares of shrublands and grasslands burned in the...

We propose to improve the decision-making activities related to post-fire risk assessment and rehabilitation by developing spatial data and image processing tools needed for modeling...

Background: When data from different platforms are used synergistically, their strengths can be capitalized upon by minimizing errors from individual platforms. As an example, integration...

Responses to recent great earthquakes and ensuing tsunamis in Sumatra, Chile and Japan with the severe loss of life, massive damage to infrastructure, and major...

Responses to great earthquakes and ensuing tsunamis over the last decade in Sumatra, Chile and Japan with the severe loss of life, massive damage to...

When an earthquake occurs, seismic data provides an initial estimate of magnitude and location. However, for large earthquakes, we can improve our situational awareness once...

Volcanic eruptions are among the most significant hazards to human society, capable of triggering natural disasters on regional and global scales. Recent eruptions also indicated...

NASA Applications Program support to a group led by one of us (Policelli), has resulted in initial production and ongoing publication of an automated, near...

We propose to apply a new regression tree algorithm (as demonstrated in Sun and Yu, 2010; Sun et al., 2011) for the retrieval of water...