Sustainability Journal June 2019 - Global Approaches to Reduce Light Pollution from Media Architecture and Non-Static, Self-Luminous LED Displays for Mixed-Use Urban Developments. Sustainability 2019, 11(12), 3446;
Artificially lit surface of Earth at night increasing in radiance and extent. Transitions to LED lighting greatly increase this “skyglow,” because the clear sky predominantly scatters short-wavelength light.
Science Advances 22 Nov 2017: Vol. 3, no. 11, e1701528.
A much more reasonable and effective solution is best lighting practices that protect people's quality of life, wildlife, and the natural nightscape from inappropriately placed, brightly illuminated billboards.