Light emissions and light pollution, worldwide
The term light emission (light pollution, light smog or light dome) describes the artificial brightening of the night sky caused by the scattering of light from light sources in the lower layers of the atmosphere. It thereby impairs the darkness of the night sky, and is therefore also known as light pollution.The following are the main types of light pollution:Light trespass: Unwanted light
Light emissions
Tags: Global Switzerland, Nature and Environment, Emissions, Nature conservation, Environmental monitoring
Spatial extent: World
Times: 1992, 1996, 2000, 2004, 2008, 2012, 2016, 2020