https://aeon.co/ideas/the-marvel-of-led-lighting-is-now-a-global-blight-to-health

True to Owen’s tenet, a major report published in Science Advances in 2017 showed that from 2012 to 2016 there has been a dramatic increase in both the brightness of the metropolitan areas of the world and the geographic extent of light pollution. This is despite the fact that, since 2012, high-efficiency LED street lighting has been increasingly installed in much of the industrialised world so as to ‘save energy’. But with overuse, it seems to be doing the opposite.