Black Marble 2012 Nasa

Nasa goddard space flight center.

Black marble 2012 nasa.

Nasa earth observatory image and animation by robert simmon using suomi npp viirs data provided courtesy of chris elvidge noaa national geophysical data center. The nasa black marble algorithm produces cloud free imagery that has been corrected for atmospheric terrain lunar brdf thermal and straylight effects. This new global view of earth s city lights is a composite assembled from data acqu. Nothing tells us more about the spread of humans across the earth than city lights asserts chris elvidge a noaa scientist who has studied them for 20 years.

Satellite images of earth at night have been a curiosity for the public and a tool of fundamental research for at least 25 years. Wang et al 2012. Night lights 2012 the black marble. Night light maps open up new applications black marble.

This composite image uses a number of swaths of the earth s surface taken on january 4 2012. 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. Black marble 2012 black marble north and south america at night 28 hurricane sandy can be seen off the coast of florida. They have provided a broad beautiful picture showing how humans have shaped the planet and lit up the darkness.

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. A blue marble image of the earth taken from the viirs instrument aboard nasa s most recently launched earth observing satellite suomi npp. 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. View the 2012 black marble imagery.

This image is one of several global images of the earth at night released in 2017. Nasa s black marble enables a wide range of applications for a broad spectrum of data users. Spheres and animations earth at night. The corrected nighttime radiance resulting in a.

Suomi npp is the result of a partnership between nasa noaa and the department of defense. Out of the blue and into the black. The npp satellite was renamed suomi npp on january 24 2012 to honor the late verner e.