Earth Imaging Journal: Remote Sensing, Satellite Images, Satellite Imagery
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December 18, 2013

Moving from Pixels to Products

WorldView-3 promises to enhance automated information extraction and change detection in remotely sensed imagery. By Kumar Navulur, Bill Baugh, Greg Hammann and Vic Leonard, DigitalGlobe (, Longmont, Colo. After more than 40 years, the remote sensing community continues to face two fundamental challenges when using Earth imagery at a global scale: automated information extraction and

December 18, 2013

Exploring the Benefits of Active vs. Passive Spaceborne Systems

By Simon Hennig, application development manager, Astrium Services, GEO-Information (, Friedrichshafen, Germany. A growing number of commercial Earth observation satellite platforms can be divided into two classes: active sensors and passive sensors. It’s important to understand the difference between these systems to select the most appropriate type of imagery for your applications. Passive sensors, often

December 18, 2013

Disaster Management: Staying Ahead of the Storm

Comprehensive geospatial data integration underpins effective disaster management. By Mladen Stojic, vice president, Geospatial, Intergraph (, Norcross, Ga. We live in a world where natural disasters increasingly impact massive populations. Natural disasters—from earthquakes and floods to hurricanes and wildfires—can strike almost anywhere at any time, with no regard for a government’s financial resources. The recent

December 18, 2013

Intriguing Images of 2013

Earth imagery is elevating our understanding of today’s interconnected world. The images below highlight a few of the many ways remote sensing helped chronicle some of 2013’s noteworthy events and innovations. First LDCM Images “Great Right out of the Box” On March 18, 2013, the newly launched Landsat Data Continuity Mission (LDCM) began sending images back to

December 18, 2013

Conservation International Does Nature Right

Conservation International is proving to the world that social and economic benefits don’t need to come at the expense of nature. Nature is fundamentally essential to future prosperity. By Max Wright, remote sensing and geospatial modeling analyst, and Melissa Rosa, remote sensing analyst, TEAM Network, Conservation International (, Arlington, Va. Conservation International (CI) is a global

October 18, 2013

Is Activity-Based Intelligence a Modern Crystal Ball?

Making accurate predictions remains a human-based activity, but this powerful new paradigm is sweeping the U.S. intelligence community.             By Rob Mott, vice president of Geospatial Solutions, Intergraph Government Solutions (, Madison, Ala. From early Native Americans tracking a herd of buffalo across the great plains of the Midwest to an army of

October 18, 2013

Data Fusion Empowers Geospatial Analysis

Tremendous value and insights are achieved when all available data—raster, vector, numerical data and even subjective cultural aspects—are fused together into models that can identify spatial patterns. By Greg Hammann, Amanda Marchetti and Kumar Navulur, DigitalGlobe (, Longmont, Colo.  Proliferation of Earth observation sensors, including electro-optical, radar, light detection and ranging (LiDAR), sonar and other

October 18, 2013

Crouching Tiger, Hidden Danger

Tigers have nearly disappeared in Indochina, signalling danger signs for many other species.  In a race to preserve critical wildlife habitat, geospatial tools are essential to success. By Victoria Caplin, a freelance writer based in London. The Nam Et-Phou Louey National Protected Area covers almost 600,000 hectares (about 2,300 square miles) of wild, mountainous terrain

October 18, 2013

Managing Big Data

NASA Tackles Complex Data Challenges The agency’s EOSDIS program manages some of the most intricate and diverse datasets on the planet. By Hampapuram Ramapriyan, assistant project manager,  Earth Science Data and Information System (ESDIS), NASA Goddard Space Flight Center (GSFC); Jennifer Brennan, ESDIS user support and communications lead, ADNET Systems Inc., NASA GSFC; Jeff Walter,

October 17, 2013

Advanced Imagery Analysis Supports GEOINT Success

By Daryl Madden, director of advanced concepts, Overwatch Geospatial Solutions (, Sterling, Va. Not long ago, Earth imagery analysts were starving for data and happy to find a panchromatic image of their area of interest. Today, the volume and variety of imagery has grown exponentially  and will expand even further as a host of unmanned

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