Around the world, the night sky is getting lighter. Luke Haley and Liz Waid look at the problem of light pollution.
Dec 2019
The problem of light pollution -- and 5 ridiculously easy ways to fix it | Kelsey Johnson
Ever gaze up at the starry night sky? This stunning view is at risk of disappearing -- unless we act now, says astrophysicist Kelsey Johnson. In this fascinating, unexpectedly funny talk, she explains how light pollution affects almost every species on earth (including us) and sh ... Show More
13m 23s
Mar 2022
How Light Pollution Works
Artificial light at night, aka light pollution, affects almost everyone on Earth. And not just people – trees, plants, animals, insects, and marine life are affected by our propensity to light up everything we can. Learn what you – YOU! – can do to help.See omnystudio.com/listene ... Show More
48m 17s