This map is based on light pollution data updated in 2006 by david lorenz.
Blue marble light pollution map 2018.
Nasa blue marble navigator.
Effects of light pollution.
Night lights imagery by noaa s earth observation group privacy policy.
Welcome to the improved darksitefinder light pollution map.
Here are some useful links.
The black marble data provide resolution up to 500m giving a global perspective at night.
For three billion years life on earth existed in a rhythm of light and dark that was created solely by the illumination of the sun moon and stars.
The color scale on this map is especially useful in assessing the amount of light projected from cities into rural areas.
Therefore nasa introduced black marble in 2012 which complements its blue marble release of data that has become very popular with scientists and the public.
Now artificial lights overpower the darkness and our cities glow at night disrupting the natural day.
Nasa s blue marble pictures of earth show each month of the year 2004 to illustrate changes in snow cover and vegetation.
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.
Night lights imagery by noaa s earth observation group privacy policy.
Sortable dark site listing add a new dark site how to see the milky way how to see the aurora color scale meaning more astronomy links.
Black marble uses imagery from nasa s suomi satellite.
The real power of the blue marble and lightpollution info maps is in the ability to look at regions of the earth over time to see whether the amount of light leaving the ground is changing for better or worse.
Blue marble was initially created by nasa s goddard space flight center the night lights by noaa s.
For more information view the help.
The light pollution map has two base layers road and hybrid bing maps viirs world atlas clouds overlays and a point feature overlay sqm sqc and observatories.
Globe at night light pollution map.
Nasa s black marble enables a wide range of applications for a broad spectrum of data users.