Is Light Pollution Getting Better?

David J. Lorenz's Light Pollution Atlas 2006, 2016, 2020 includes global light pollution layers for three different years. It also includes a layer which shows where light pollution around the world has become better or worse during 2014-2020.This 2014-2020 light pollution trend layer shows that light pollution in most of the UK and France and in the eastern U.S. significantly reduced from
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