New Low-Cal Pollution On Google Maps

One of the biggest problems for urban astronomers is low-cal pollution. The Blue Marble Nightlights map is a Google Map that shows this occupation worldwide.

Blue Marble Nightlights is a composite map of satellite images taken inward 2003. Even if yous aren't concerned almost low-cal pollution the map provides an interesting insight into urban centres inward the start public (many non-first public cities are nevertheless relatively black at night).

Europe together with the Eastern USA are lit upward similar a Christmas tree. In Commonwealth of Australia yous tin simply brand out most of the coast, whilst the interior of the solid pose down remains largely unlit.

Also See

• Earth Lights - about other map of the nighttime sky
• Globe at Night - a survey of low-cal pollution

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