An image taken by astronomer Juan Carlos Munoz of the night sky above Santiago, Chile, uses optical techniques to reveal the extent of light pollution in major cities even while under lockdown
Source:
https://www.newscientist.com/article/mg24632842-600-psychedelic-skies-over-chile-reveal-the-full-extent-of-light-polution/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home