Black Marble 2012 Nasa

Nasa goddard space flight center.
Black marble 2012 nasa. This composite image uses a number of swaths of the earth s surface taken on january 4 2012. Night light maps open up new applications. The night side of our planet twinkles with light and the first thing to stand out is the cities. Satellite images of earth at night have been a curiosity for the public and a tool of fundamental research for at least 25 years.
Along with their primary purpose of supporting the short term weather prediction and disaster response communities they also provide new data for tracking wildfires gas flares and light pollution and have numerous socioeconomic uses such as proxying economic activity monitoring changes in. Nasa s black marble enables a wide range of applications for a broad spectrum of data users. This image is one of several global images of the earth at night released in 2017. Nasa earth observatory image and animation by robert simmon using suomi npp viirs data provided courtesy of chris elvidge noaa national geophysical data center.
Out of the blue and into the black. Black marble 2012 black marble north and south america at night 28 hurricane sandy can be seen off the coast of florida. Spheres and animations earth at night. Out of the blue and into the black.
By removing natural and stray light sources researchers have provided a clearer picture of the human footprint on earth and opened up new opportunities in disaster response demographics and applied research. The nasa black marble algorithm produces cloud free imagery that has been corrected for atmospheric terrain lunar brdf thermal and straylight effects. Night light maps open up new applications black marble. Suomi npp is the result of a partnership between nasa noaa and the department of defense.
Night lights 2012 the black marble. View the 2012 black marble imagery. On december 5 2012 nasa released a nighttime view of earth called black marble 28 during an annual meeting of earth scientists held by the american geophysical union in san francisco. Wang et al 2012.
A blue marble image of the earth taken from the viirs instrument aboard nasa s most recently launched earth observing satellite suomi npp. This new global view of earth s city lights is a composite assembled from data acqu. They have provided a broad beautiful picture showing how humans have shaped the planet and lit up the darkness.