CEU: Lighting & Darkness

Electric light is a dazzling modern marvel, but can we have too much of a good thing? Dark night skies can have profound positive effects on human sleep and wellbeing, but common exterior lighting techniques all but eliminate our access to beneficial darkness. Explore the hidden costs of electric light at night on our own health, learn more about light pollution and light trespass and the growing number of communities that outlaw them, dig into a few of the negative environmental impacts of light at night, and apply what you learn to residential facades, outdoor living spaces, and backyards.