In the aftermath of a tornado, flood or other disaster, the focus of emergency response agencies is... more »
It is imperative to quickly assess damage after a natural disaster to aid rescue efforts and start the... more »
BACKGROUND Traditional industries that are linked to mobility, public safety, logistics and even... more »
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Background You know the drill. You task your analysts with searching through terabytes of data, most of it irrelevant, to find that one piece of data. The one that you didn’t even know you were looking for, but recognize the moment you see it. It is a lot like sifting through a haystack in search of a needle. There is never enough time... Read More >
Mapping Assessment of Coastal Erosion Using LiDAR and Optical Data Background The world’s coastlines are ever changing due to the constant erosion and redistribution of sediment by waves and wind. However, weather events like hurricanes can cause drastic changes in a short period of time. The resulting changes in dune and beach... Read More >
IDL Helps South Korean Scientists Predict Space Weather Background In 1859, the sun let loose a large coronal ejection that caused a geomagnetic storm that lit up the sky and frazzled communication wires around the world. It caused auroras knows as the “Carrington Event” that were said to have awakened campers in the middle of the... Read More >
IDL Helps Scientists Measure Global Rainfall Background The Global Precipitation Measurement (GPM) mission, a joint mission between NASA and the Japan Aerospace Exploration Agency (JAXA), is an international network of satellites that will provide the next-generation global observations of rain and snow. The GPM concept centers on the... Read More >
Mapping Crop Residue with Landsat Data using ENVI for ArcGIS® Background Traditionally, farmers have “worked” or tilled their land to control weeds and kill volunteer crops. These tillage methods remove crop residues, disturb the natural soil structure, and expose the soil to erosion. Conservation tillage, on the other hand,... Read More >