Remote sensing

Image of the Week – Southern California Wildfires Update

Image of the Week – Southern California Wildfires Update

Image of the Week – Southern California Wildfires Update After a month, the wildfires of Southern California are nearly contained. Landsat 8 imagery shows the dramatic burn scars left behind. At the USGS EROS Center, we study land change, operate the Landsat satellites, and maintain the longest, continuously acquired collection of images of the Earth’s land surface.

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Sentinel-1 InSAR Coherence and Backscatter for Urban Area classification of Mogadishu

Sentinel-1 InSAR Coherence and Backscatter for Urban Area classification of Mogadishu

Sentinel-1 InSAR Coherence and Backscatter for Urban Area classification of Mogadishu 1. Search and Query an INSAR IW Sentinel-1 pair 2. Preprocessing in SNAP: Split, Update Orbit, Coregister (Backgeocoding), Multilooking, Speckle Filtering, Range Doppler Terrain Correction. 3. Classification in ArcMap using the Image classification toolbar 4. Validation with ESRI Image Service

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Image of the Week – Southern California Wildfires

Image of the Week – Southern California Wildfires, December 2017

Image of the Week – Southern California Wildfires, December 2017 The Thomas fire has burned more than 230,000 acres and continues to blaze across souther California. These images show some of the burn scar left behind. At the USGS EROS Center, we study land change, operate the Landsat satellites, and maintain the longest, continuously acquired collection of images of the ...

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Image of the Week – New Rift on Greenland’s Petermann Glacier

Image of the Week – New Rift on Greenland’s Petermann Glacier

Image of the Week – New Rift on Greenland’s Petermann Glacier A new rift is forming across the Petermann Glacier. If this rift connects to existing rifts, it could result in another large iceberg breaking free. At the USGS EROS Center, we study land change, operate the Landsat satellites, and maintain the longest, continuously acquired collection of images of the ...

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View from Space: Hurricanes, Sea Salt, Dust, and Smoke

View from Space: Hurricanes, Sea Salt, Dust, and Smoke

View from Space: Hurricanes, Sea Salt, Dust, and Smoke This visualization from the Global Modeling and Assimilation Office (GMAO) at NASA’s Goddard Space Flight Center shows how particles flow around the Earth’s atmosphere. Hurricanes, Sea Salt, Dust, and Smoke: http://ift.tt/2Ar3P96 Music: Light Thought var 3 by Kevin MacLeod is licensed under a Creative Commons Attribution license (http://ift.tt/1bFo3O7) Artist: http://incompetech.com/ Graphics: NASA ...

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